As nouns the difference between tunafish and swordfish
is that tunafish
is alternative form of lang=en while swordfish
is a large marine fish with a long, pointed bill, Xiphias gladius
As a verb swordfish is
to fish for swordfish.
A large marine fish with a long, pointed bill, Xiphias gladius .
Mr. Pratt's Patients, chapter=1
, passage=Then there came a reg'lar terror of a sou'wester same as you don't get one summer in a thousand, and blowed the shanty flat and ripped about half of the weir poles out of the sand. We spent consider'ble money getting 'em reset, and then a swordfish got into the pound and tore the nets all to slathers, right in the middle of the squiteague season.}}
To fish for swordfish.