wireless vs radio set

wireless and radio set both are nouns.

Word	Noun	Adjective	Verb	Adverb
wireless	Yes	Yes	No	No
radio set	Yes	No	No	No

As nouns, wireless and radio set are synonyms defined as:

wireless and radio set: an electronic receiver that detects and demodulates and amplifies transmitted signals

Other synonyms of wireless include radio, radio receiver, receiving set, tuner.

wireless (noun)	radio set (noun)
a communication system based on broadcasting electromagnetic waves	an electronic receiver that detects and demodulates and amplifies transmitted signals
an electronic receiver that detects and demodulates and amplifies transmitted signals
transmission by radio waves
medium for communication

wireless (adjective)	radio set (adjective)
having no wires