The term 'overly flattering' can be broken down into four crossword solutions: OILY (4 letters), SMARMY (6 letters), BUTTERY (7 letters), and GUSHY (5 letters). OILY is an adjective that describes something as having a greasy or slimy texture. SMARMY is an adjective that describes someone as being excessively smooth or ingratiating in speech or behavior. BUTTERY is an adjective that describes something as having the smooth texture of butter. Finally, GUSHY is an adjective that describes someone as being overly enthusiastic or emotional. All of these words describe someone or something as being overly flattering.