Synonyms of adjoining

adjoining 1 of 2

adjective

ə-ˈjȯi-niŋ 

as in adjacent

having a border in common

the cows had broken through the fence and were grazing in the adjoining field

Synonyms & Similar Words

• adjacent
• neighboring
• closest
• contiguous
• bordering
• abutting
• joining
• flanking
• attached
• united
• juxtaposed
• conterminous
• fringing
• nearby
• nearest
• close
• touching
• linked
• connecting
• connected
• near
• surrounding
• flush
• next-door
• skirting
• verging
• joined
• communicating
• approximate
• fencing
• encircling
• immediate
• peripheral
• marginal
• enclosing
• bounding
• nigh
• embracing
• interconnecting
• circumjacent
• tangential
• ambient
• encompassing
• tangent
• rimming

Antonyms & Near Antonyms

• noncontiguous
• separate
• nonadjacent
• apart
• isolated
• single
• discrete
• detached
• unconnected
• free-standing
• distant
• unattached
• isolate
• unlinked
• disconnected
• remote
• removed
• farthest
• far
• away
• divided
• discontinuous
• split
• severed
• resolved
• noncontinuous
• far-off
• broken up
• parted
• faraway
• uncoupled
• dissociated
• divorced
• ramified
• disunited
• disjoined
• sundered
• dissevered
• unyoked

adjoining

2 of 2

verb

present participle of adjoin

1

as in neighboring

to be adjacent to

the bedroom of their apartment adjoins their neighbor's living room

Synonyms & Similar Words

• neighboring
• flanking
• joining
• surrounding
• touching
• abutting
• marching (with)
• skirting
• bordering (on)
• verging (on)
• lining
• fringing
• butting (on or against)
• meeting
• connecting (with)
• attaching (to)
• communicating (with)
• linking (with)
• enclosing
• bounding
• encircling
• contacting
• converging
• embracing
• fencing
• rimming
• margining

2

as in adding

to join (something) to a mass, quantity, or number so as to bring about an overall increase

after the dictionary writer's talk, the principal adjoined a few remarks about her own love of words

Synonyms & Similar Words

• adding
• annexing
• appending
• expanding
• introducing
• tacking (on)
• attaching
• subjoining
• affixing
• inserting
• increasing
• augmenting
• extending
• enlarging
• tying
• injecting
• grafting
• fastening
• supplying
• multiplying
• complementing
• enhancing
• infusing
• escalating
• lengthening
• amplifying
• reinforcing
• compounding
• elongating
• swelling (up)
• intensifying
• supplementing
• prolonging
• tagging
• fixing
• heightening
• enforcing
• hitching
• interfusing
• strengthening
• boosting
• protracting
• maximizing
• magnifying
• raising
• aggrandizing
• beefing (up)

Antonyms & Near Antonyms

• removing
• separating
• deducting
• subtracting
• taking off
• detaching
• disconnecting
• cutting
• knocking off
• reducing
• severing
• abating
• decreasing
• excising
• contracting
• diminishing
• lowering
• bating
• lessening
• disjoining
• curtailing
• shortening
• unfastening
• amputating
• abridging
• condensing
• cutting back
• compressing
• lopping (off)
• constricting
• abbreviating
• retrenching

Synonym Chooser

How is the word adjoining different from other adjectives like it?

Some common synonyms of adjoining are adjacent, contiguous, and juxtaposed. While all these words mean "being in close proximity," adjoining definitely implies meeting and touching at some point or line.

had adjoining rooms at the hotel

Where would adjacent be a reasonable alternative to adjoining?

While in some cases nearly identical to adjoining, adjacent may or may not imply contact but always implies absence of anything of the same kind in between.

a house with an adjacent garage

When is contiguous a more appropriate choice than adjoining?

While the synonyms contiguous and adjoining are close in meaning, contiguous implies having contact on all or most of one side.

offices in all 48 contiguous states

When might juxtaposed be a better fit than adjoining?

In some situations, the words juxtaposed and adjoining are roughly equivalent. However, juxtaposed means placed side by side especially so as to permit comparison and contrast.

a skyscraper juxtaposed to a church

How is the word adjoining different from other adjectives like it?

Some common synonyms of adjoining are adjacent, contiguous, and juxtaposed. While all these words mean "being in close proximity," adjoining definitely implies meeting and touching at some point or line.

had adjoining rooms at the hotel

Where would adjacent be a reasonable alternative to adjoining?

While in some cases nearly identical to adjoining, adjacent may or may not imply contact but always implies absence of anything of the same kind in between.

a house with an adjacent garage

When is contiguous a more appropriate choice than adjoining?

While the synonyms contiguous and adjoining are close in meaning, contiguous implies having contact on all or most of one side.

offices in all 48 contiguous states

When might juxtaposed be a better fit than adjoining?

In some situations, the words juxtaposed and adjoining are roughly equivalent. However, juxtaposed means placed side by side especially so as to permit comparison and contrast.

a skyscraper juxtaposed to a church

Example Sentences

Recent Examples of adjoining

Adjective

Gene lived on the adjoining property, 200 feet from Robert’s house. —Meghan O'Brien, NBC news, 19 Feb. 2026

For now, guests at Epic Universe can travel between the new park which opened in May and Universal Studios, Islands of Adventure and the adjoining City Walk entertainment district only by car or dedicated buses. —Skyler Swisher, The Orlando Sentinel, 15 Feb. 2026

Verb

Members can also take advantage of the family program and book adjoining rooms at half price. —Caitlin Gunther, Travel + Leisure, 25 Dec. 2025

Our 25,000 square-foot expansion, adjoining our longtime home in the Historic Shorter African Methodist Episcopal Church (100 years old in 2026), is not just a beautiful edifice. —Malik Robinson, Denver Post, 7 Dec. 2025