behavior

[bih-heyv-yer] / bɪˈheɪv yər /

NOUN

manner of conducting oneself

Synonyms

STRONGEST

act action attitude conduct demeanor management nature performance practice presence role style

STRONG

address air bag bearing carriage code comportment convention course dealings decency decorum deed delivery deportment ethics etiquette expression form front guise habits mien mode morals observance propriety ritual routine savoir-faire seemliness speech tact talk taste tone way ways

WEAK

social graces tenue way of life what's done

Antonyms

STRONGEST

cessation idleness inactivity inertia repose rest stoppage

STRONG

bad manners carelessness immorality impropriety indecency listening quiet silence thoughtlessness

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In the app’s Settings, then Personalization, you can also type in custom instructions for behavior and tone, as well as your interests and other preferences.

From The Wall Street Journal • Apr. 11, 2026

It spells out what behavior the company deems acceptable, and what it doesn’t.

From MarketWatch • Apr. 10, 2026

Even Claude, billed as one of the most ethical AI super-brains out there, engages in bad behavior.

From Los Angeles Times • Apr. 10, 2026

This behavior comes from the atom's interaction with the quantum electromagnetic field.

From Science Daily • Apr. 10, 2026

He was becoming a super-celebrity in the world of chess, but the more fame he achieved, the more unpleasant his behavior became.

From "Endgame" by Frank Brady

Vocabulary lists containing behavior

"Julius Caesar" by William Shakespeare, Act I

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Growth, Development and Reproduction of Organisms - Middle School

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Growth, Development and Reproduction of Organisms - Introductory

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