Synonyms of the word

unofficial

• adj. Not officially established.
• adj. Not acting with official authority.
• adj. (pharmacology) Not listed in a national pharmacopeia etc.

drumhead

• n. Alternative spelling of drum head.

informal

• adj. Not formal or ceremonious.
• adj. Not in accord with the usual regulations.
• adj. Suited for everyday use.
• adj. (of language) Reflecting everyday, non-ceremonious usage.
• adj. (horticulture) Not organized; not structured or planned.

loose

• v. (transitive) To let loose, to free from restraints.
• v. (transitive) To unfasten, to loosen.
• v. (transitive) To make less tight, to loosen.
• v. (intransitive) Of a grip or hold, to let go.
• v. (archery) to shoot (an arrow).
• v. (obsolete) To set sail.
• v. (obsolete) To solve; to interpret.
• adj. Not fixed in place tightly or firmly.
• adj. Not held or packaged together.
• adj. Not under control.
• adj. Not fitting closely.
• adj. Not compact.
• adj. Relaxed.
• adj. Not precise or exact; vague; indeterminate.
• adj. Indiscreet.
• adj. (dated) Free from moral restraint; immoral, unchaste.
• adj. (not comparable, sports) Not being in the possession of any competing team during a game.
• adj. (dated) Not costive; having lax bowels.
• n. (archery) The release of an arrow.
• n. (obsolete) A state of laxity or indulgence; unrestrained freedom, abandonment.
• n. (rugby) All play other than set pieces (scrums and line-outs).
• n. Freedom from restraint.
• n. A letting go; discharge.
• interj. (archery) begin shooting; release your arrows.
• v. Misspelling of lose.

summary

• adj. Concise, brief or presented in a condensed form.
• adj. Performed speedily and without formal ceremony.
• adj. (law) Performed by cutting the procedures of a standard and fair trial.
• n. An abstract or a condensed presentation of the substance of a body of material.

unauthorised

• adj. Not authorised; having no authority.

unauthorized

• adj. not having any authority.
• adj. without official authorization.

unconfirmed

• adj. Not finally established, settled or confirmed.
• adj. (Christianity) Not having undergone the ritual of confirmation.

unsanctioned

• adj. Not sanctioned; not approved by a sanctioning body.

wildcat

• n. A cat that lives in the wilderness, specifically.
• n. (figuratively) A person who acts like a wildcat, (usually) a violent and easily-angered person or a sexually…
• n. (American football) An offensive formation with an unbalanced line and a snap directly to the running…
• n. (nautical) A wheel that can be adjusted so as to revolve either with or on the shaft of a capstan.
• n. (firearms) Clipping of wildcat cartridge.
• n. (uncommon) Clipping of wildcat strike, a strike undertaken without authorization from the relevant trade…
• n. (obsolete) Clipping of wildcat money, notes issued by a wildcat bank.
• adj. (usually pejorative) Of or concerning businesses operating outside standard or legitimate practice, especially.
• adj. (firearms) Of or concerning customized or hand-made cartridges.
• adj. Unauthorized by the proper authorities.
• v. To drill for oil in an area where no oil has been found before.