flatback

noun 0.649

fin whale

noun 0.638

fatback

noun 0.636

bluefin

noun 0.614

fullback

noun 0.610

backness

noun 0.607

whaleback

noun 0.602

fastback

noun 0.586

shellback

noun 0.582

right whale

noun 0.580

humpback

noun 0.574

humpback whale

noun 0.571

bowhead

noun 0.569

bowhead whale

noun 0.569

blackbuck

noun 0.562

fireback

noun 0.558

blue whale

noun 0.556

baleen whale

noun 0.556

foldback

noun 0.553

yellowfin

noun 0.550

back

noun 0.546

linebacker

noun 0.541

grosbeak

noun 0.540

gray whale

noun 0.540

sei whale

noun 0.538

back vowel

noun 0.537

wingback

noun 0.535

backfile

noun 0.531

bullfinch

noun 0.530

backward

noun 0.530

baleen

noun 0.525

bowfin

noun 0.525

minke whale

noun 0.524

blacktail

noun 0.523

back straight

noun 0.522

right back

noun 0.521

whale

noun 0.521

ringback

noun 0.520

flyback

noun 0.520

strongback

noun 0.520

halfback

noun 0.518

blackfish

noun 0.517

dorsal fin

noun 0.516

blowfish

noun 0.516

back page

noun 0.516

softback

noun 0.516

whaler

noun 0.514

bonefish

noun 0.514

fulmar

noun 0.514

cold back

noun 0.514

backstay

noun 0.513

backflush

noun 0.513

blackfly

noun 0.512

bock

noun 0.512

tailfin

noun 0.511

boxfish

noun 0.511

blackcock

noun 0.511

sperm whale

noun 0.510

back number

noun 0.510

bluntnose

noun 0.510

blackcap

noun 0.510

backfist

noun 0.509

finfish

noun 0.508

go-back

noun 0.508

bigeye

noun 0.507

dogfish

noun 0.507

garfish

noun 0.507

running back

noun 0.506

goatfish

noun 0.506

cachalot

noun 0.506

tailback

noun 0.505

bottlenose whale

noun 0.505

leatherback

noun 0.504

backwash

noun 0.504

backing

noun 0.504

long black

noun 0.503

backseater

noun 0.502

rorqual

noun 0.501

backoff

noun 0.501

fack

noun 0.501

silverback

noun 0.500