御猪口[ochoko] small cup
片口鰯[katakuchiiwashi] Japanese anchovy (Engraulis japonica)
白口[shiroguchi] white croaker (Pennahia argentata)
悪たれ口[akutareguchi] abuse
悪口雑言[akkouzougon] all kinds of malicious gossip

異口同音[ikudouon] in concert
異口同音に[ikudouonni] in one voice
ひと口[hitokuchi] mouthful
一口商い[hitokuchiakinai] an immediate definite deal
一口同音[ikkudouon] reading in unison

内鰐[uchiwani] knock-kneed
鰐口[waniguchi] wide mouth
鰐鮫[wanizame] ferocious shark
鰐皮[wanigawa] crocodile or alligator skin (hide)
鰐足[waniashi] bowlegs

外鰐[sotowani] walking with feet pointing outward
ナイル鰐[nairuwani] Nile crocodile (Crocodylus niloticus)
アメリカ鰐[amerikawani] American crocodile (Crocodylus acutus)
ミシシッピ鰐[mishishippiwani] American alligator (Alligator mississippiensis)