microwave vs micro-cook

microwave is a noun but micro-cook is not a noun.

Word	Noun	Adjective	Verb	Adverb
microwave	Yes	No	Yes	No
micro-cook	No	No	Yes	No

As verbs, microwave and micro-cook are synonyms defined as:

Other synonyms of microwave include nuke, zap.

microwave (noun)	micro-cook (noun)
kitchen appliance that cooks food by passing an electromagnetic wave through it; heat results from the absorption of energy by the water molecules in the food
a short electromagnetic wave (longer than infrared but shorter than radio waves); used for radar and microwave ovens and for transmitting telephone, facsimile, video and data

microwave (verb)	micro-cook (verb)
cook or heat in a microwave oven	cook or heat in a microwave oven