nourish
Pronunciation: /ˈnʌrɪʃ/
verb
- 1provide with the food or other substances necessary for growth, health, and good condition: I was doing everything I could to nourish and protect the baby figurative spiritual resources which nourished her in her darkest hours
- enhance the fertility of (soil): a clay base nourished with plant detritus

Origin:
Middle English: from Old French noriss-, lengthened stem of norir, from Latin nutrire 'feed, cherish'