Turbot vs. Flounder: What's the Difference?

Turbot and Flounder Definitions
Turbot
A flatfish, Psetta maxima syn. Scophthalmus maximus, of marine and brackish waters of Europe and North Africa, having a brown knobby upper side and prized as food.
Flounder
To move clumsily or with little progress, as through water or mud.
Turbot
Any of various flatfishes or other fishes that are similar to this fish.
Flounder
To act or function in a confused or directionless manner; struggle
"Some ... floundered professionally, never quite deciding what they wanted to do" (Steve Olson). See Usage Note at founder1.
Turbot
A species of flatfish native to Europe (Scophthalmus maximus, earlier Psetta maxima).
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Flounder
The act of floundering.
Turbot
Any of various other flatfishes of family Scophthalmidae that are found in marine or brackish waters.
Flounder
Any of various marine flatfishes chiefly of the families Bothidae and Pleuronectidae, including several important food fishes.
Turbot
Triggerfish, Canthidermis sufflamen.
Flounder
A European species of flatfish having dull brown colouring with reddish-brown blotches; fluke, European flounder, Platichthys flesus.
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Turbot
A large European flounder (Rhombus maximus) highly esteemed as a food fish. It often weighs from thirty to forty pounds. Its color on the upper side is brownish with small roundish tubercles scattered over the surface. The lower, or blind, side is white. Called also bannock fluke.
Flounder
(North America) Any of various flatfish of the family Pleuronectidae or Bothidae.
Turbot
Flesh of a large European flatfish
Flounder
A bootmaker's tool for crimping boot fronts.
Turbot
A large brownish European flatfish
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Flounder
(intransitive) To act clumsily or confused; to struggle or be flustered.
He gave a good speech, but floundered when audience members asked questions he could not answer well.
Flounder
(intransitive) To flop around as a fish out of water.
Flounder
(intransitive) To make clumsy attempts to move or regain one's balance.
Robert yanked Connie's leg vigorously, causing her to flounder and eventually fall.
Flounder
To be in serious difficulty.
Flounder
A flatfish of the family Pleuronectidæ, of many species.
Flounder
A tool used in crimping boot fronts.
Flounder
The act of floundering.
Flounder
To fling the limbs and body, as in making efforts to move; to struggle, as a horse in the mire, or as a fish on land; to roll, toss, and tumble; to flounce.
They have floundered on from blunder to blunder.
Flounder
Flesh of any of various American and European flatfish
Flounder
Any of various European and non-European marine flatfish
Flounder
Walk with great difficulty;
He staggered along in the heavy snow
Flounder
Behave awkwardly; have difficulties;
She is floundering in college