“厕所”一词英语有几种说法？

厕所 [cè suǒ]
toilet
lavatory
. 近义词或词组
outhouse | washroom | carzey | jakes | latrine | lavvy | privy C | WC | water closet | crapper | dunny | earth closet | W.C. | Lavatory; Lay. | toilet; W. C; lavatories; rest room | bathroom .

厕所 [cè suǒ] lavatory; washroom; water closet (WC); toilet; latrine; [美俚] john; the W.C.:例句: Where is the W.C.?; Where can I wash my hand?; Where can I add some powder?; Where is the toilet?; Where is the lavatory?; Where's the restroom?
厕所在哪里?The nearest public conveniences are in West Street.
最近的厕所在西街。

由正式到不正式：
lavatory
toilet
bathroom
wc
take a piss
the call of nature

toilet ,bathroom ,restroom ,lavatory, go to somewhere,washroom,stetch myself,powder my nose, get some fresh air,answer the nature's call

lavatory；
washroom；
water closet (WC)；
toilet；latrine；
[美俚] john；
the W.C.

bathroom(外国一般都用这个单词)
如果是文雅的表达应该：
男生：I want having a smoke.
女生：I wanner pick the flower.