肩を竦める[katawosukumeru] to shrug one's shoulders
肩を持つ[katawomotsu] to side with
肩寄せる[katayoseru] to be (standing) together, an arm across the other's shoulder
肩こり[katakori] stiff shoulders
肩巾[hire] shawl (on shoulder of woman's dress)

肩車[kataguruma] riding piggyback
肩章[kenshou] shoulder strap
肩身[katami] shoulders
肩身が狭い[katamigasemai] feeling ashamed

グリーン車[guriinsha] green car (1st class)
愛車[aisha] (one's) beloved car
医療車[iryousha] clinic car
井戸車[idoguruma] well pulley
１等車[ittousha] first-class carriage (coach)

一輪車[ichirinsha] unicycle
横車[yokoguruma] perverseness
下り列車[kudariressha] trains going away from the capital
下車[gesha] alighting (from train, bus, etc.)
火の車[hinokuruma] fiery chariot (which carries the souls of sinners into hell)