habit

an established custom; “it was their habit to dine at 7 every evening”

(psychology) an automatic pattern of behavior in reaction to a specific situation; may be inherited or acquired through frequent repetition; “owls have nocturnal habits”; “she had a habit twirling the ends of her hair”; “long use had hardened him to it”

a distinctive attire worn by a member of a religious order

the general form or mode of growth (especially of a plant or crystal); “a shrub of spreading habit”

attire that is typically worn by a horseback rider (especially a woman’s attire)

excessive use of drugs

put a habit on