spare key

enter

always

a bag, a satchel, a handbag, a purse, a suitcase

a house / one's own home / a home, household / a family

to go in; to come in / 要る: to be necessary, to be required

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

to enter, go into, get into a place or a thing / to join a group or organization / to be contained (in), to be included (in) / to be a member of a group, set, category

private; mine

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