break down vs blow out

break down and blow out both are verbs.

Word	Noun	Adjective	Verb	Adverb
break down	No	No	Yes	No
blow out	No	No	Yes	No

As verbs, blow out is a hyponym of break down; that is, blow out is a word with a more specific, narrower meaning than break down:

Other hyponyms of break down include crash, go down, blow, burn out, misfire, malfunction, misfunction.

break down (verb)	blow out (verb)
collapse due to fatigue, an illness, or a sudden attack	melt, break, or become otherwise unusable
stop operating or functioning	put out, as of fires, flames, or lights
separate (substances) into constituent elements or parts	erupt in an uncontrolled manner
make a mathematical, chemical, or grammatical analysis of; break down into components or essential features
make ineffective
cause to fall or collapse
lose control of one's emotions
fall apart