Part of speech: Noun
manner of acting or controlling yourself
Categories: Activity
Part of speech: Noun
the action or reaction of something (as a machine or substance) under specified circumstances
Example: the behavior of small particles can be studied in experiments
Categories: Action, Activity, Activeness
Part of speech: Noun
(psychology) the aggregate of the responses or reactions or movements made by an organism in any situation
Categories: Activity
Demeanor, Conduct, Doings, Behavior, Behaviour
The word "behavior" comes from Middle English behavoure. Many other languages have similar words:
behave – A related word in the same word family.
havior – A related word in the same word family.
haviour – A related word in the same word family.
Middle English had more flexible word order than Modern English because it retained more inflections.