contiguous vs conterminous

contiguous and conterminous both are adjectives.

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

As adjectives, contiguous and conterminous are synonyms defined as:

contiguous and conterminous: connecting without a break; within a common boundary

As adjectives, contiguous and conterminous are synonyms defined as:

contiguous and conterminous: having a common boundary or edge; abutting; touching

Other synonyms of contiguous include adjacent, neighboring, neighbouring.

contiguous (adjective)	conterminous (adjective)
very close or connected in space or time	being of equal extent or scope or duration
connecting without a break; within a common boundary	connecting without a break; within a common boundary
having a common boundary or edge; abutting; touching	having a common boundary or edge; abutting; touching