Word

みぞ、どぶ
ditch; drain; gutter; trench; groove; tread; gap (between people, countries, etc.); gulf
Word

num
こう
10^32; hundred nonillion
Word

海溝

かいこう
ocean trench; deep
Word

地溝

ちこう
rift valley
Word

盧溝橋

蘆溝橋
ろこうきょう
Marco Polo Bridge (China)
Word

溝鼠

どぶ鼠
どぶねずみ、ドブネズミ
brown rat (Rattus norvegicus); common rat; Norway rat; dark grey (colour, color); dark gray; secret evil-doer
Word

溝水

どぶみず
ditch water
Word

溝泥

どぶどろ
ditch mud
Word

どぶに捨てる

溝に捨てる
どぶにすてる
to throw down the drain; to waste
Word

溝形鋼

みぞがたこう
channel (type of section steel)