cowslip vs May blob

cowslip and May blob both are nouns.

Word	Noun	Adjective	Verb	Adverb
cowslip	Yes	No	No	No
May blob	Yes	No	No	No

As nouns, cowslip and May blob are synonyms defined as:

cowslip and May blob: swamp plant of Europe and North America having bright yellow flowers resembling buttercups

Other synonyms of cowslip include Caltha palustris, kingcup, marsh marigold, meadow bright, water dragon.

cowslip (noun)	May blob (noun)
early spring flower common in British isles having fragrant yellow or sometimes purple flowers	swamp plant of Europe and North America having bright yellow flowers resembling buttercups
swamp plant of Europe and North America having bright yellow flowers resembling buttercups