Word

ごう
moat; fosse; trench; ditch; underground air-raid shelter; dugout
Word

濠、壕
ほり
moat; fosse; canal; ditch
Word

塹壕

ざんごう
trench; dugout
Word

防空壕

ぼうくうごう
air-raid shelter; bomb shelter
Word

掩壕

えんごう
cover trench
Word

外堀

外濠、外壕
そとぼり
outer moat (castle)
Word

内堀

内壕、内濠
うちぼり
inner moat; moat within the castle walls
Word

壕跡

ごうあと、ほりあと
remains of a dugout (usu. mil.)
Word

水濠

水壕
すいごう
water jump (on a racetrack, etc.); moat (around a castle, etc.)
Word

待避壕

たいひごう
bomb shelter; dugout; trench