Word

潜り戸

くぐり戸
くぐりど
side door; side gate
Word

潜り

もぐり
diving; diver; unlicensed (doctor, driver, etc.); unregistered; unqualified
Word

先潜り

さきくぐり
forestalling; anticipating
Word

特殊潜航艇

とくしゅせんこうてい
special purpose submarine (esp. Japanese midget submarines used in WWII)
Word

潜函

せんかん
caisson
Word

洞窟潜水

どうくつせんすい
cave diving
Word

対潜哨戒機

たいせんしょうかいき
antisubmarine aircraft
Word

素潜り

素もぐり
すもぐり
skin diving; free diving
Word

地下に潜る

ちかにもぐる
to go underground; to go into hiding
Word

胎内くぐり

胎内潜り
たいないくぐり
going through a cave, grass ring or the interior of a large Buddhistic statue, etc. (symbolizing rebirth); narrow grotto (into which a person can barely fit)