Collocations for toilet - noun

flush, flushing
The caravan is equipped with a sink and a flush toilet.

portable
chemical, compost (BrE), composting (AmE)

go to (BrE), use, visit (esp. BrE)
I need to go to the toilet.

be desperate for (esp. BrE), need
Do you need the toilet?

flush (sth down)
Someone's forgotten to flush the toilet.
He flushed the letter down the toilet.

block, clog
unblock

bowl, seat
paper, roll (BrE), tissue
brush, cleaner
facilities
training

in the toilet, on the toilet

public
communal, shared
There was a communal toilet on the landing for the four flats.

indoor, inside
outside
gents', ladies', men's, women's
disabled