Synonyms and related words :
abject, backscratching, beggarly, bootlicking, cowering, crawling, cringing, crouching, deferential, fawning, flattering, footlicking, groveling, hangdog, ingratiating, mealymouthed, menial, obsequious, on bended knee, parasitic, prone, prostrate, servile, slavish, sniveling, sponging, submissive, subservient, sycophantic, timeserving, toadeating, toadying, toadyish, truckling