Synonyms of the word

alert

• adj. Attentive; awake; on guard.
• adj. (obsolete) Brisk; nimble; moving with celerity.
• n. An alarm.
• n. A notification of higher importance than an advisory.
• v. To give warning to.

alarm

• n. A summons to arms, as on the approach of an enemy.
• n. Any sound or information intended to give notice of approaching danger; a warning sound to arouse attention;…
• n. A sudden attack; disturbance.
• n. Sudden surprise with fear or terror excited by apprehension of danger; in the military use, commonly,…
• n. A mechanical device for awaking people, or rousing their attention.
• n. An instance of an alarm ringing, beeping or clanging, to give a noise signal at a certain time.
• v. (transitive) To call to arms for defense.
• v. (transitive) To give (someone) notice of approaching danger.
• v. (transitive) To rouse to vigilance and action; to put on the alert.
• v. (transitive) To surprise with apprehension of danger; to fill with anxiety in regard to threatening evil;…
• v. (transitive) To keep in excitement; to disturb.

alarum

• n. (archaic) A danger signal or warning.
• n. A call to arms.
• v. (archaic) To sound alarums, to sound an alarm.

alerting

• v. present participle of alert.

alive

• adj. Having life; living; not dead.
• adj. In a state of action; in force or operation; unextinguished; unexpired; existent.
• adj. Exhibiting the activity and motion of many living beings; swarming; thronged; busy.
• adj. Sprightly; lively; brisk.
• adj. Having susceptibility; easily impressed; having lively feelings, as opposed to apathy; sensitive.
• adj. (as an intensifier) out of all living creatues.

argus-eyed

• adj. ever vigilant.

awake

• adj. Not asleep; conscious.
• adj. (by extension) Alert, aware.
• v. (intransitive) To become conscious after having slept.
• v. (transitive) To cause (somebody) to stop sleeping.
• v. (transitive) to excite or to stir up something latent.
• v. (transitive, figuratively) To rouse from a state of inaction or dormancy.
• v. (intransitive, figuratively) To come out of a state of inaction or dormancy.

aware

• adj. Vigilant or on one's guard against danger or difficulty.
• adj. Conscious or having knowledge of something.

cognisant

• adj. Alternative spelling of cognizant.

cognizant

• adj. Aware; fully informed; having understanding of a fact.

conscious

• adj. Alert, awake.
• adj. Aware.
• adj. Aware of one's own existence; aware of one's own awareness.
• n. The part of the mind that is aware of itself; the consciousness.

fly

• n. (rural, Scotland, Northern England) A wing.
• n. (zoology) Any insect of the order Diptera; characterized by having two wings (except for some wingless…
• n. (non-technical) Especially, any of the insects of the family Muscidae, such as the common housefly (other…
• n. Any similar, but unrelated insect such as dragonfly or butterfly.
• n. (fishing) A lightweight fishing lure resembling an insect.
• n. (weightlifting) A chest exercise performed by moving extended arms from the sides to in front of the chest…
• n. (obsolete) A witch's familiar.
• n. (obsolete) A parasite.
• n. (swimming) The butterfly stroke (plural is normally flys).
• v. (intransitive) To travel through the air, another gas, or a vacuum, without being in contact with a grounded…
• v. (transitive, intransitive, archaic, poetic) To flee, to escape (from).
• v. (transitive, ergative) To cause to fly (travel or float in the air): to transport via air or the like.
• v. (intransitive, colloquial, of a proposal, project or idea) To be accepted, come about or work out.
• v. (intransitive) To travel very fast.
• v. To move suddenly, or with violence; to do an act suddenly or swiftly.
• v. To hunt with a hawk.
• v. (transitive) To display a flag on a flagpole.
• n. (obsolete) The action of flying; flight.
• n. An act of flying.
• n. (baseball) A fly ball.
• n. (now historical) A type of small, fast carriage (sometimes pluralised flys).
• n. A piece of canvas that covers the opening at the front of a tent.
• n. A strip of material hiding the zipper, buttons etc. at the front of a pair of trousers, pants, underpants,…
• n. The free edge of a flag.
• n. The horizontal length of a flag.
• n. Butterfly, a form of swimming.
• n. (weightlifting) An exercise that involves wide opening and closing of the arms perpendicular to the shoulders.
• n. The part of a vane pointing the direction from which the wind blows.
• n. (nautical) That part of a compass on which the points are marked; the compass card.
• n. Two or more vanes set on a revolving axis, to act as a fanner, or to equalize or impede the motion of…
• n. A heavy wheel, or cross arms with weights at the ends on a revolving axis, to regulate or equalize the…
• n. In a knitting machine, the piece hinged to the needle, which holds the engaged loop in position while…
• n. The pair of arms revolving around the bobbin, in a spinning wheel or spinning frame, to twist the yarn.
• n. (weaving) A shuttle driven through the shed by a blow or jerk.
• n. (printing, historical) The person who took the printed sheets from the press.
• n. (printing, historical) A vibrating frame with fingers, attached to a power printing press for doing the…
• n. One of the upper screens of a stage in a theatre.
• n. (cotton manufacture) waste cotton.
• v. (intransitive, baseball) To hit a fly ball; to hit a fly ball that is caught for an out. Compare ground…
• adj. (slang, dated) Quick-witted, alert, mentally sharp.
• adj. (slang) Well dressed, smart in appearance.
• adj. (slang) Beautiful; displaying physical beauty.

heads-up

• n. (chiefly US, idiomatic) A warning or call to pay attention; an advisory notice; a notice of what is to…
• n. (poker) Involving two players. (usually said when there are only two players in the table; or, when all…
• adj. With head directly above the neck, eyes front.
• adj. Alert; vigilant.

intelligent

• adj. Of high or especially quick cognitive capacity, bright.
• adj. Well thought-out, well considered.
• adj. Characterized by thoughtful interaction.
• adj. Having the same level of brain power as mankind.
• adj. Having an environment-sensing automatically-invoked built-in computer capability.

lidless

• adj. Without a lid.

lively

• adj. Full of life; energetic.
• adj. Bright; vivid; glowing; strong; vigorous.
• adj. (archaic) Endowed with or manifesting life; living.
• adj. (archaic) Representing life; lifelike.
• adj. (archaic) Airy; animated; spirited.
• adj. (of beer) Fizzy; foamy; tending to produce a large head in the glass.
• n. (nautical) Term of address.
• adv. (obsolete) In a lifelike manner.
• adv. Vibrantly, vividly.

open-eyed

• adj. alert and vigilant.

preparation

• n. (uncountable) The act of preparing or getting ready.
• n. That which is prepared.
• n. (countable) A substance, especially a remedy, that is prepared.
• n. (music) Any of the objects placed between the strings of a prepared piano.

preparedness

• n. The state of being prepared.
• n. Precautionary measures in the face of potential disasters.

readiness

• n. The state or degree of being ready.

sign

• n. (sometimes also used uncountably) A visible indication.
• n. A clearly visible object, generally flat, bearing a short message in words or pictures.
• n. (astrology) An astrological sign.
• n. (mathematics) Positive or negative polarity. (Note: it is improper to place a sign on the number zero).
• n. A specific gesture or motion used to communicate by those with speaking or hearing difficulties; now specifically,…
• n. (uncountable) Sign language in general.
• n. An omen.
• n. (medicine) A property of the body that indicates a disease and, unlike a symptom, is unlikely to be noticed…
• n. A military emblem carried on a banner or standard.
• v. To make a mark.
• v. To make the sign of the cross.
• v. To indicate.

signal

• n. A sign made to give notice of some occurrence, command, or danger, or to indicate the start of a concerted…
• n. An on-off light, semaphore, or other device used to give an indication to another person.
• n. (of a radio, TV, telephone, internet, etc.) An electrical or electromagnetic action, normally a voltage…
• n. A token; an indication; a foreshadowing; a sign.
• n. Useful information, as opposed to noise.
• n. (computing, Unix) A simple interprocess communication used to notify a process or thread of an occurrence.
• v. (transitive, intransitive) To indicate.
• adj. Standing above others in rank, importance, or achievement.

signaling

• v. present participle of signal.
• n. (usually biochemistry) The sending of a biochemical or other type of signal.

sleepless

• adj. Characterized by an absence of sleep.

vigilant

• adj. Watchful, especially for danger or disorder; alert; wary.

wakeful

• adj. Awake; not sleeping.
• adj. Sleepless.
• adj. Vigilant and alert; watchful.

warn

• v. (transitive) To make (someone) aware of impending danger etc.
• v. (transitive) To caution (someone) against unwise or unacceptable behaviour.
• v. (transitive) To notify (someone) of something untoward.
• v. (intransitive) To give warning.
• v. (obsolete) To refuse, deny (someone something).

warning

• v. present participle of warn.
• n. The action of the verb warn; an instance of warning someone.
• n. Something spoken or written that is intended to warn.
• interj. Used to warn of danger in signs and notices.

wary

• adj. Cautious of danger; carefully watching and guarding against deception, artifices, and dangers; timorously…
• adj. Characterized by caution; guarded; careful.

watchful

• adj. observant, vigilant and aware.

wide-awake

• adj. completely or fully awake.
• adj. alert, vigilant or watchful.
• n. Alternative spelling of wideawake.
• n. The sooty tern.