tomtit vs blue tit

tomtit and blue tit both are nouns.

Word	Noun	Adjective	Verb	Adverb
tomtit	Yes	No	No	No
blue tit	Yes	No	No	No

As nouns, tomtit and blue tit are synonyms defined as:

tomtit and blue tit: widely distributed European titmouse with bright cobalt blue wings and tail and crown of the head

Other synonyms of tomtit include Parus caeruleus.

tomtit (noun)	blue tit (noun)
widely distributed European titmouse with bright cobalt blue wings and tail and crown of the head	widely distributed European titmouse with bright cobalt blue wings and tail and crown of the head