bog down vs mire

bog down is not a noun while mire is a noun.

Word	Noun	Adjective	Verb	Adverb
bog down	No	No	Yes	No
mire	Yes	No	Yes	No

As verbs, bog down and mire are synonyms defined as:

Other synonyms of bog down include get stuck, grind to a halt.

As verbs, bog down and mire are synonyms defined as:

bog down (noun)	mire (noun)
	a soft wet area of low-lying land that sinks underfoot
	a difficulty or embarrassment that is hard to extricate yourself from
	deep soft mud in water or slush

bog down (verb)	mire (verb)
cause to slow down or get stuck	soil with mud, muck, or mire
get stuck while doing something	be unable to move further
be unable to move further	cause to get stuck as if in a mire
cause to get stuck as if in a mire	entrap