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Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

blowhole

Venthole vs Blowhole - What's the difference?

venthole | blowhole |


As nouns the difference between venthole and blowhole

is that venthole is a hole through which gas or air can escape while blowhole is the spiracle, on the top of the head, through which cetaceans breathe.

Nostril vs Blowhole - What's the difference?

nostril | blowhole |


As nouns the difference between nostril and blowhole

is that nostril is either of the two orifices located on the nose (or on the beak of a bird); used as a passage for air and other gases to travel the nasal passages while blowhole is the spiracle, on the top of the head, through which cetaceans breathe.

Blowhole vs Semikilled - What's the difference?

blowhole | semikilled |


As a noun blowhole

is the spiracle, on the top of the head, through which cetaceans breathe.

As an adjective semikilled is

(of steel) partly deoxidized to avoid evolution of gas during solidification, but with some remaining carbon monoxide causing blowhole-type porosity.