Where does “நூலறிவு” come from?

நூலறிவு (Tamil) comes from Tamil நூல், from Old Tamil 𑀦𑀽𑀮𑁆, from Proto-Dravidian *nūl — thread.

நூலறிவு (Tamil): knowledge gained from books; theoretical knowledge

Definitions

  1. knowledge gained from books; theoretical knowledge

Ancestry of “நூலறிவு”, step by step

நூலறிவு traces back through two separate lines of ancestry.

via Tamil நூல்

StepLanguageWordMeaning
1Tamilநூல்book, treatise; systematic doctrine, science;...
2Old Tamil𑀦𑀽𑀮𑁆thread
3Proto-Dravidian*nūlthread

via Tamil அறிவு

StepLanguageWordMeaning
1Tamilஅறிவுknowledge, wisdom
2Tamil-வுforms nouns of actions, verbal nouns, from verbs
3Old Tamil-𑀯𑀼—
Every word from Proto-Dravidian *nūl →Every word from Old Tamil 𑀦𑀽𑀮𑁆 →Every word from Tamil நூல் →