a function

brave / bold / courageous

the liver / innards / (figuratively) important part

liver / (obsolete, figuratively) heart; spirit

liver / (figuratively) essential thing; important thing / (figuratively) courage; spirit

(chiefly women's speech) first person singular pronoun: I, me

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