connected vs adjacent

connected and adjacent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
connected	No	Yes	No	No
adjacent	No	Yes	No	No

connected (adjective)	adjacent (adjective)
joined or linked together	nearest in space or position; immediately adjoining without intervening space
plugged in	having a common boundary or edge; abutting; touching
being joined in close association	near or close to but not necessarily touching
wired together to an alarm system
stored in, controlled by, or in direct communication with a central computer