recessive vs recessive allele

recessive and recessive allele both are nouns.

Word	Noun	Adjective	Verb	Adverb
recessive	Yes	Yes	No	No
recessive allele	Yes	No	No	No

As nouns, recessive and recessive allele are synonyms defined as:

recessive and recessive allele: an allele that produces its characteristic phenotype only when its paired allele is identical

recessive (noun)	recessive allele (noun)
an allele that produces its characteristic phenotype only when its paired allele is identical	an allele that produces its characteristic phenotype only when its paired allele is identical

recessive (adjective)	recessive allele (adjective)
(of genes) producing its characteristic phenotype only when its allele is identical
of or pertaining to a recession