猿轡をかます[sarugutsuwawokamasu] to gag someone
猿轡[sarugutsuwa] (mouth) gag
金轡[kanagutsuwa] a (metal) bit

轡虫[kutsuwamushi] Mecopoda nipponensis (species of katydid)
轡銜[kutsuwa] bit (i.e. attached to a bridle)
轡屋[kutsuwaya] brothel

銜む[kukumu] to contain
銜える[kuwaeru] to hold in one's mouth
枚を銜む[baiwofukumu] (of a horse) to be gagged
轡銜[kutsuwa] bit (i.e. attached to a bridle)
銜えこむ[kuwaekomu] to hold fast deep in (one's mouth or other orifice, often used in a sexual context)

銜え箸[kuwaebashi] holding one's chopsticks in one's mouth (a breach of etiquette)
馬銜[hami] bit mouthpiece
横銜え[yokoguwae] holding horizontally in one's mouth
指を銜える[yubiwokuwaeru] to look on enviously while doing nothing

馬酔木[asebi] Japanese andromeda (Pieris japonica)
馬鈴薯[jagaimo] potato (Solanum tuberosum)
じゃじゃ馬[jajauma] restive horse
玖馬[kyuuba] Cuba
トロイの木馬[toroinomokuba] Trojan horse

巴奈馬[panama] Panama
馬克[maruku] mark
羅馬字[roomaji] Latin alphabet
ワープロ馬鹿[waapurobaka] someone whose kanji-writing ability has suffered due to overreliance on the kana-to-kanji conversion systems used to input Japanese text on a computer
愛馬[aiba] favourite horse