instinct

English Thesaurus

1. inborn pattern of behavior often responsive to specific stimuli (noun.cognition)

hypernym	:	aptitude,
definition	:	inherent ability (noun.cognition)

hyponym	:	id,
definition	:	(psychoanalysis) primitive instincts and energies underlying all psychic activity (noun.cognition)

2. (followed by `with')deeply filled or permeated (adj.all)

similar	:	full,
definition	:	containing as much or as many as is possible or normal (adj.all)