Abut vs. Adjoin

Abutverb

(intransitive) To touch by means of a mutual border, edge or end; to border on; to lie adjacent (to); to be contiguous (said of an area of land)

Abutverb

(transitive) To border upon; be next to; abut on; be adjacent to.

Abutverb

(intransitive) To lean against on one end; to end on, of a part of a building or wall.

Abutverb

To project; to terminate or border; to be contiguous; to meet; - with on, upon, or against; as, his land abuts on the road.

Abutverb

lie adjacent to another or share a boundary;

Abutverb

(of a building or an area of land) be next to or have a common boundary with

Abutverb

touch or lean on

Adjoinverb

(transitive) To be in contact or connection with.

Adjoinverb

To extend an algebraic object (e.g. a field, a ring, etc.) by adding to it (an element not belonging to it) and all finite power series of (the element).

Adjoinverb

To join or unite to; to lie contiguous to; to be in contact with; to attach; to append.

Adjoinverb

To lie or be next, or in contact; to be contiguous; as, the houses adjoin.

Adjoinverb

To join one's self.

Adjoinverb

lie adjacent to another or share a boundary;

Adjoinverb

be in direct physical contact with; make contact;

Adjoinverb

attach or add;