come into the world by birth

innate

build something in

included

(of a disease or physical condition) continuing for a long time

incessant, never-ending

of a constitution

inherent

going a long way down from the top

extending very far, usually down

the lower intestines; to hare a person very much

intuitive

(of a quality) possessed (by a person or animal) at birth

natural

inborn; bred for several generations from ancestors closely related

produced by inbreeding

(of habits, tendencies etc) deeply fixed; going deep

deep-rooted

existing as a natural and permanent part or quality of

basic, hereditary

(of a quality etc) possessed from birth and part of one's character

inherited, native

(of value, quality) belonging to, existing within, what is essential and natural (not caused or produced from outside)

basic, inborn

thorough and complete; favouring complete reform; of the extreme left in opinions and policies

fundamental, basic

confirmed

confirmed