whiten
whit.en \'hwi-t-*n, 'wi-t-\ \'hwi-t-nin, 'wi-t-, -*n-in\ vb or whit.en.ing : to make white or whiter : to become white or whiter by the application or addition of something; BLANCH implies the removal or withdrawal of color esp. from living tissue; BLEACH implies the action of sunlight or chemicals in removing color SYN syn BLANCH, BLEACH: WHITEN implies a making white usu.