coll-, col-
(Latin: neck)
Don't confuse this coll-,col-, "neck" unit with the following -cole, -cola, -coles (living among, dwelling in); cole-, coleo- (sheath, scabbard, vagina); collo-, coll- (glue); colo-, col- (colon, large intestine); and colon-, coln- (farm, settlement) units.