help each other

mutually

a promise / an appointment or social engagement (the meeting itself) / a convention; something that is conventional / something that is preordained

to promise; to make a promise / make an appointment or engagement / be predestined, wait

(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

personal, private / secret