adjoined
Shared a boundary
Adjoined means connected or joined together, typically sharing a boundary or wall.
Two adjoined rooms share a common wall; adjoined properties share a border.
The word usually describes things physically attached or immediately next to each other: The bathroom adjoined the master bedroom.
Less commonly, it appears as the past tense of adjoin.
neighboring
Situated beside another
- abuttingSharing a common border
- contiguousSharing a common boundary
- flankingAt the sides of
alongside · beside · proximate · touching · juxtaposed · bordering · next · nearby · close · fringing
connected
Joined to another
fastened · secured · bonded · annexed · appended · united · fused · spliced · welded · clamped
- adjoining roomsSpaces with shared access