increase vs explosion

increase and explosion both are nouns.

Word	Noun	Adjective	Verb	Adverb
increase	Yes	No	Yes	No
explosion	Yes	No	No	No

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

Other hyponyms of increase include augmentation, concentration, jump, leap, run-up, runup, waxing.

increase (noun)	explosion (noun)
the act of increasing something	the act of exploding or bursting
the amount by which something increases	a golf shot from a bunker that typically moves sand as well as the golf ball
a change resulting in an increase	the terminal forced release of pressure built up during the occlusive phase of a stop consonant
a process of becoming larger or longer or more numerous or more important	a sudden outburst
a quantity that is added	a violent release of energy caused by a chemical or nuclear reaction
	a sudden great increase
	the noise caused by an explosion

increase (verb)	explosion (verb)
become bigger or greater in amount
make bigger or more