desire to know vs thirst for knowledge

desire to know and thirst for knowledge both are nouns.

Word	Noun	Adjective	Verb	Adverb
desire to know	Yes	No	No	No
thirst for knowledge	Yes	No	No	No

As nouns, desire to know and thirst for knowledge are synonyms defined as:

desire to know and thirst for knowledge: curiosity that motivates investigation and study

Other synonyms of desire to know include lust for learning.

desire to know (noun)	thirst for knowledge (noun)
curiosity that motivates investigation and study	curiosity that motivates investigation and study