thermonuclear warhead vs nuclear warhead

thermonuclear warhead and nuclear warhead both are nouns.

Word	Noun	Adjective	Verb	Adverb
thermonuclear warhead	Yes	No	No	No
nuclear warhead	Yes	No	No	No

As nouns, thermonuclear warhead and nuclear warhead are synonyms defined as:

thermonuclear warhead and nuclear warhead: the warhead of a missile designed to deliver an atom bomb

Other synonyms of thermonuclear warhead include atomic warhead, nuke.

thermonuclear warhead (noun)	nuclear warhead (noun)
the warhead of a missile designed to deliver an atom bomb	the warhead of a missile designed to deliver an atom bomb