Loos, noun plural of loo. Synonyms in the same form.
Toilet
toilets, urinals, johns, cans, closets, heads, privies, thrones, necessarys, conveniences, jakeses, lavatories, washrooms, potties, latrines, stools, crappers
Slop-pail
slop-basins, slop-bowls, slop-pails, slop-jars
Other
bathrooms, geographies
All synonyms for loo →