御猪口[ochoko] small cup
猪口[choko] small cup
猪口才[chokozai] impertinence
猪首[ikubi] bull neck
猪突[chototsu] recklessness

猪突猛進[chototsumoushin] headlong
猪武者[inoshishimusha] daredevil
豪猪[yamaarashi] porcupine (any mammal of suborder Hystricomorpha)
野猪[yacho] wild boar

一首[isshu] tanka
鎌首[kamakubi] sickle-shaped neck (e.g. snake, praying mantis)
丸首[marukubi] round-necked (T-shirt)
偽首[nisekubi] falsified severed head
カリ首[karikubi] (something resembling a) goose's neck

がん首[gankubi] head of a pipe, incl. the bowl and stem attachment
機首[kishu] nose (of plane)
襟首[erikubi] nape of neck
元首[genshu] ruler
絞首刑[koushukei] death by hanging