blow out vs catch fire

blow out and catch fire both are verbs.

Word	Noun	Adjective	Verb	Adverb
blow out	No	No	Yes	No
catch fire	No	No	Yes	No

As verbs, catch fire is a hypernym of blow out; that is, catch fire is a word with a broader meaning than blow out:

Other hypernyms of blow out include combust, conflagrate, erupt, ignite, take fire.

blow out (verb)	catch fire (verb)
melt, break, or become otherwise unusable	start to burn or burst into flames
put out, as of fires, flames, or lights
erupt in an uncontrolled manner