Answer: fins

AnswerCrossword Clue
FINS

Flippers

FINS

Sawbuck halves

FINS

Fivers

FINS
Surfboard stabilizers
FINS
Cod pieces
FINSAerodynamic stabilizers
FINSBygone auto "tail" ornaments
FINSBygone Detroit styling features
FINSUnderwater steering mechanisms
FINSUnderwater directors
FINSGoldfish propellers
FINSOrgans used for propulsion
FINSFive-spots
FINSFish features
FINSSnorkeler's footwear
FINSFlipper's flippers
FINSWarnings of impending shark attacks, maybe
FINSDolphins have them
FINSSwimmers' aids
FINSEdsel feature
FINSSwimming aids
FINSFifties auto feature
FINSChange for a ten-spot
FINSLincoln notes, slangily
FINS'50s auto features
FINSRadiator parts
FINSScuba diver's footwear
FINSOld T-bird features
FINSFeatures on cars of the '50s
FINSStabilizers.
FINSSubmarine attachments.
FINSOn the three little fishes.
FINSCrossed fingers, in a child's game.
FINSProjecting ribs of a radiator.
FINSAirfoils.
FINSEmbellishment on cars.
FINSPectoral, dorsal, etc.
FINSMarine appendages.
FINSFlippers.
FINSSea robin's specialty.