What's the difference between cockspur and gamecock?

Cockspur

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Definition:

• (n.) A variety of Crataegus, or hawthorn (C. Crus-galli), having long, straight thorns; -- called also Cockspur thorn.

Example Sentences:

• (1) Senior ITV executives, who did not attend Hunt's public briefing, must be delighted with the the new man at Cockspur Street.

Gamecock

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Definition:

• (n.) The male game fowl.

Example Sentences: