intestine, guts, bowels / heart

(anatomy) the intestines

(anatomy) the intestines; the bowels

unable to put into words

unable to put into words

private; mine

(polite) first-person singular pronoun: I, me

a personal or private matter / (by extension) selfishness

a personal or private matter / selfishness / privacy, secrecy / (women's speech, obsolete) a brother-in-law

personal, private / secret