thirst

nouns

a physiological need to drink
thirst, thirstiness
is derived from
thirsty
strong desire for something (not food or drink)
"a thirst for knowledge"; "hunger for affection"
hunger, hungriness, thirst, thirstiness
is derived from
thirsty

verbs

feel the need to drink
thirst
is a type of (narrower)
be the source of pain
ache, hurt, smart
have a craving, appetite, or great desire for
crave, hunger, lust, starve, thirst