pigeon pea vs cajan pea

pigeon pea and cajan pea both are nouns.

Word	Noun	Adjective	Verb	Adverb
pigeon pea	Yes	No	No	No
cajan pea	Yes	No	No	No

As nouns, pigeon pea and cajan pea are synonyms defined as:

pigeon pea and cajan pea: small highly nutritious seed of the tropical pigeon-pea plant

Other synonyms of pigeon pea include dahl.

As nouns, pigeon pea and cajan pea are synonyms defined as:

pigeon pea and cajan pea: tropical woody herb with showy yellow flowers and flat pods; much cultivated in the tropics

Other synonyms of pigeon pea include Cajanus cajan, catjang pea, dahl, dhal, pigeon-pea plant, red gram.

pigeon pea (noun)	cajan pea (noun)
small highly nutritious seed of the tropical pigeon-pea plant	small highly nutritious seed of the tropical pigeon-pea plant
tropical woody herb with showy yellow flowers and flat pods; much cultivated in the tropics	tropical woody herb with showy yellow flowers and flat pods; much cultivated in the tropics