The Oxford Thesaurus An A-Z Dictionary of Synonyms - nourish v.

1) feed, sustain, support, maintain, keep, provide for, care for, take care of, look after, nurture, nurse: The child seems to be thriving and well nourished. 2) foster, cherish, nurse, maintain, harbour, keep, nurture, sustain: Iago nourished a terrible hatred for Othello. 3) strengthen, fortify, encourage, promote, stimulate, cultivate, help, advance, aid: These malcontents continue to nourish trouble in the party ranks.