The term 'quite fond of' can be broken down INTO two crossword solutions: INTO (4 letters) and SWEETON (7 letters). INTO is a preposition that means 'directed or sent toward a particular object, place, or person.' SWEETON is a surname derived from the Old English word 'swete, ' meaning 'SWEET.' Together, these two words suggest that someone is quite fond of something or someone, likely in a SWEET or endearing way.