Synonyms for instinct

Noun

1. instinct, inherent aptitude, aptitude

usage: inborn pattern of behavior often responsive to specific stimuli; "the spawning instinct in salmon"; "altruistic instincts in social animals"

Adjective

1. instinct(predicate), replete(predicate), full (vs. empty)

usage: (followed by `with')deeply filled or permeated; "imbued with the spirit of the Reformation"; "words instinct with love"; "it is replete with misery"