behaviour vs behavior

behaviour and behavior both are nouns.

Word	Noun	Adjective	Verb	Adverb
behaviour	Yes	No	No	No
behavior	Yes	No	No	No

As nouns, behaviour and behavior are synonyms defined as:

Other synonyms of behaviour include conduct, doings.

As nouns, behaviour and behavior are synonyms defined as:

behaviour and behavior: (psychology) the aggregate of the responses or reactions or movements made by an organism in any situation

As nouns, behaviour and behavior are synonyms defined as:

behaviour and behavior: (behavioral attributes) the way a person behaves toward other people

Other synonyms of behaviour include conduct, demeanor, demeanour, deportment.

As nouns, behaviour and behavior are synonyms defined as:

behaviour and behavior: the action or reaction of something (as a machine or substance) under specified circumstances

behaviour (noun)	behavior (noun)
manner of acting or controlling yourself	manner of acting or controlling yourself
(psychology) the aggregate of the responses or reactions or movements made by an organism in any situation	(psychology) the aggregate of the responses or reactions or movements made by an organism in any situation
(behavioral attributes) the way a person behaves toward other people	(behavioral attributes) the way a person behaves toward other people
the action or reaction of something (as a machine or substance) under specified circumstances	the action or reaction of something (as a machine or substance) under specified circumstances