合口, 合い口: compatibility, rapport, or cooperativeness in anything done together with others / 合口, 合い口: getting along well with others, affinity

matchlock gunpowder

(BDSM) gag

butting in to others' affairs

to butt in to others' affairs

口溶け: melt in the mouth

the mouth (as a general area on the face); the lips

(idiomatic) Speak no ill-fated words; let no feeding cause you ailment; literally Diseases enter through the mouth, disasters come out of the mouth.

a person, human / an individual / mankind, people / character, personality / an average person / (law); an adult / someone (else)

one, 1