common vs joint

common and joint both are nouns.

Word	Noun	Adjective	Verb	Adverb
common	Yes	Yes	No	No
joint	Yes	Yes	Yes	No

common (noun)	joint (noun)
a piece of open land for recreational use in an urban area	marijuana leaves rolled into a cigarette for smoking
	junction by which parts or objects are joined together
	a disreputable place of entertainment
	(anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion)
	a piece of meat roasted or for roasting and of a size for slicing into more than one portion
	the shape or manner in which things come together and a connection is made

common (adjective)	joint (adjective)
having no special distinction or quality; widely known or commonly encountered; average or ordinary or usual	united or combined
belonging to or participated in by a community as a whole; public	involving both houses of a legislature
commonly encountered	affecting or involving two or more
of low or inferior quality or value
being or characteristic of or appropriate to everyday language
of or associated with the great masses of people
to be expected; standard
common to or shared by two or more parties
lacking refinement or cultivation or taste