dams >> /dam/
Definition: [verb] Build a dam across (a river or lake)
Example: the river was dammed to form Lake Powell
Definition: [noun] A barrier constructed to hold back water and raise its level, forming a reservoir used to generate electricity or as a water supply.
Example: the dam burst after torrential rain
Definition: [noun] A rubber sheet used to keep saliva from the teeth during dental operations, or as a prophylactic device during cunnilingus and anilingus.