The term 'groveller' is a slang term used to describe someone who is excessively obsequious or servile. This term can be broken down into five crossword solutions: TOADY (5 letters), SYCOPHANT (9 letters), BOOTLICKER (10 letters), Brownnose (9 letters) and LICKSPITTLE (11 letters). TOADY is a person who flatters or obeys another in an excessive manner, while a SYCOPHANT is someone who behaves obsequiously towards someone of higher status in order to gain advantage. A BOOTLICKER is someone who is overly eager to please others, often in a servile way, while a brownnose is someone who seeks favor by flattering powerful people. Finally, a LICKSPITTLE is someone who is servile and obsequious in order to gain favor.