How do you say canal in Japanese?
— 運河 (うんが, unga); 運河

Specialized synonyms for canal in Japanese
urethra尿道 (にょうどう, nyōdō)
vagina膣 (ちつ, chitsu); ワギナ (wagina)
Category relationships for canal in Japanese
astronomy天文学 (てんもんがく, tenmongaku)