And the general word for a ‘divinity’, ntr (‘*natur’ pl. ‘*naturu’) did make its way into Italic, where it was adopted as an unusual part of the nāscor, nāscī (‘to be born’) paradigm, with meanings centered around ‘what is natural’, ‘character’ and ‘essence’ – which eventually became our ‘nature’.
And, separately, it seems to have influenced all the Germanic words for water spirits: Old Norse nykr, Far. nykur, Old English nicor…