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bird vs Sinornis Sinornis vs bird

bird and Sinornis both are nouns.

bird is a verb but Sinornis is not a verb.

As nouns, Sinornis is a hyponym of bird; that is, Sinornis is a word with a more specific, narrower meaning than bird and Sinornis is a type of bird with the definitions:
  • warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
bird (noun) Sinornis (noun)
warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings sparrow-sized fossil bird of the Jurassic period to the Cretaceous period having a keeled breastbone and vestigial tail; found in China; considered possibly the second most primitive of all birds
the flesh of a bird or fowl (wild or domestic) used as food
informal terms for a (young) woman
a cry or noise made to express displeasure or contempt
badminton equipment consisting of a ball of cork or rubber with a crown of feathers
bird (verb) Sinornis (verb)
watch and study birds in their natural habitat