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Pronunciation varies by accent · noun
(zoology) Any plectognath fish that dilates itself, such as the pufferfish..
Use swellfish when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Swellfish means (zoology) Any plectognath fish that dilates itself, such as the pufferfish..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use swellfish where its definition matches the intended context.
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