Synonyms for Fawn (same or very similar meaning)
WordNet sense 1 (a color or pigment varying around a light grey-brown color):
dun, grayish brown, greyish brownWordNet sense 2 (show submission or fear):
cower, crawl, creep, cringe, grovelWordNet sense 3 (try to gain favor by cringing or flattering):
kowtow, toady, truckle, bootlick, kotow, suck upFrom the ODE community, based on WordNetadd/edit