kit vs travel kit

kit and travel kit both are nouns.

Word	Noun	Adjective	Verb	Adverb
kit	Yes	No	Yes	No
travel kit	Yes	No	No	No

As nouns, travel kit is a hyponym of kit; that is, travel kit is a word with a more specific, narrower meaning than kit:

Other hyponyms of kit include ditty bag, toilet kit.

kit (noun)	travel kit (noun)
young of any of various fur-bearing animals	a kit for carrying toilet articles while traveling
gear consisting of a set of articles or tools for a specified purpose
a case for containing a set of articles

kit (verb)	travel kit (verb)
supply with a set of articles or tools