(obsolete) The hentaigana syllable that is used to represent mu in old Japanese text.

(obsolete) The hentaigana syllable that is used to represent ru in old Japanese text.

口寄せ: spiritualism, channelling; a medium, a spiritualist

口付け: a kiss

口付け: kiss

口風琴: harmonica

口笛: mouth whistle, mouth whistling

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