kaikō
1. oceanic trench; deep-sea trench
★ Common
Noun
#91886
1. oceanic trench; deep-sea trench
1. It is not a ditch.; It is not a trench.
1. If/when trench; Provided there is a trench
1. If/when trench
1. If [it] were a trench; When [it] were a trench
1. Trench; Oceanic trench
1. Was not a trench.; Was not a deep sea trench.
1. Wasn't a trench.; Wasn't a ditch.
1. It is not a trench.; It's not a ditch.
1. Deep sea trench; Ditch (polite)