横たえる[yokotaeru] to lay down
横たわる[yokotawaru] to lie down
横っ腹[yokoppara] side
横っ面[yokottsura] side of face
横溢[ouitsu] overflowing

横泳ぎ[yokooyogi] sidestroke (swim.)
横臥[ouga] lying on one's side
横膈膜[oukakumaku] diaphragm (body)
横顔[yokogao] face in profile

葦笛[ashibue] reed pipe
横笛[yokobue] transverse flute (e.g. a fife)
角笛[tsunobue] horn
汽笛[kiteki] steam whistle
響笛[kyouteki] vibrating pipe

警笛[keiteki] horn
鼓笛[koteki] drum and fife
鼓笛隊[kotekitai] drum and fife band
口笛[kuchibue] whistle
喉笛[nodobue] windpipe