stagger vs keel

stagger and keel both are nouns.

Word	Noun	Adjective	Verb	Adverb
stagger	Yes	No	Yes	No
keel	Yes	No	Yes	No

As verbs, stagger and keel are synonyms defined as:

Other synonyms of stagger include careen, lurch, reel, swag.

stagger (noun)	keel (noun)
an unsteady uneven gait	one of the main longitudinal beams (or plates) of the hull of a vessel; can extend vertically into the water to provide lateral stability
	the median ridge on the breastbone of birds that fly
	a projection or ridge that suggests a keel

stagger (verb)	keel (verb)
to arrange in a systematic order	walk as if unable to control one's movements
astound or overwhelm, as with shock
walk as if unable to control one's movements
walk with great difficulty