As adjectives the difference between drinkable and nonpotable
is that drinkable is (of water) safe to drink while nonpotable is not drinkable.
As a noun drinkable
is (usually in plural) that which can be drunk.
drinkable
English
Adjective
(
en adjective)
(of water) Safe to drink.
Of good or satisfactory quality.
Synonyms
* (safe to drink) potable, drinkworthy, safe to drink
* (of good or satisfactory quality)
Antonyms
* (safe to drink) impotable, undrinkable
* (of good or satisfactory quality) undrinkable
Coordinate terms
* edible, eatable, comestible
Noun
(
en noun)
(usually in plural) That which can be drunk.
nonpotable
English
Adjective
(-)
Not drinkable
:We found out too late that the water was nonpotable .
Antonyms
*potable