Definitions

unacceptable

Main Entry:

un·ac·cept·able

Pronunciation:

\ˌən-ik-ˈsep-tə-bəl, -ak-\

Function:

adjective

Date:

15th century

: not acceptable : not pleasing or welcome

behavior

Main Entry:

be·hav·ior

Pronunciation:

\bi-ˈhā-vyər, bē-\

Function:

noun

Etymology:

alteration of Middle English behavour, from behaven

Date:

15th century

1 a: the manner of conducting oneself b: anything that an organism does involving action and response to stimulation c: the response of an individual, group, or species to its environment 2: the way in which someone behaves ; also : an instance of such behavior 3: the way in which something functions or operates.

Text: the way or manner in which one conducts oneself (he promised to be on his best behavior for the party)

Synonyms actions, bearing, comportment, conduct, demeanor, deportment

Related Words etiquette, form, manners, mores, proprieties; amenity, civility, courtesy, decorum, politeness; air, attitude, carriage, poise, pose, posture, presence; aspect, look, mien; formality, protocol, rules; custom, habit, pattern, practice (also practise), trick, wont; convention, fashion, form, mode, style; affectation, attribute, characteristic, mark, trait; distinctiveness, oddity, peculiarity, singularity, strangeness, uniqueness, weirdness