"thirsts" in the noun sense
1. thirst, thirstiness
a physiological need to drink
2. hunger, hungriness, thirst, thirstiness
strong desire for something (not food or drink
"a thirst for knowledge"
"hunger for affection"
"thirsts" in the verb sense
1. thirst
feel the need to drink
2. crave, hunger, thirst, starve, lust
have a craving, appetite, or great desire for
Source: WordNet® (An amazing lexical database of English)
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