connected vs contiguous

connected and contiguous both are adjectives.

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

connected (adjective)	contiguous (adjective)
joined or linked together	very close or connected in space or time
plugged in	connecting without a break; within a common boundary
being joined in close association	having a common boundary or edge; abutting; touching
wired together to an alarm system
stored in, controlled by, or in direct communication with a central computer