Thesaurus.com
Dictionary.com
Showing results for behavior. Search instead for Behaviour/3.
Definitions

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.

The study also offers an explanation for this unusual behavior.

From Science Daily • Apr. 3, 2026

“Turnstile cut ties with Brady Ebert in 2022 in response to a consistent pattern of harmful behavior affecting himself, the band, and the community,” the “Never Enough” band said in the statement.

From Los Angeles Times • Apr. 2, 2026

An encouraging sign: the market’s behavior on Thursday.

From Barron's • Apr. 2, 2026

Autism therapy, known as applied behavior analysis, is one of the fastest-growing areas of Medicaid.

From The Wall Street Journal • Apr. 1, 2026

Abel grimly decided that in his next effort he would not count on a rudder; rudders were too dependent on the behavior of wayward water.

From "Abel's Island" by William Steig

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.