Synonyms of adjoin

adjoin

verb

ə-ˈjȯin 

1

as in to join

to be adjacent to

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

Synonyms & Similar Words

• join
• flank
• surround
• neighbor
• touch
• abut
• fringe
• march (with)
• verge (on)
• meet
• enclose
• bound
• border (on)
• butt (on or against)
• line
• fence
• connect (with)
• communicate (with)
• encircle
• skirt
• attach (to)
• link (with)
• converge
• margin
• contact
• embrace
• rim

2

as in to add

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

• add
• annex
• append
• expand
• affix
• introduce
• tack (on)
• attach
• subjoin
• augment
• insert
• fasten
• tie
• increase
• extend
• compound
• inject
• multiply
• elongate
• enhance
• amplify
• graft
• complement
• reinforce
• enlarge
• infuse
• intensify
• tag
• prolong
• escalate
• aggrandize
• lengthen
• heighten
• enforce
• protract
• supply
• swell (up)
• maximize
• supplement
• magnify
• hitch
• strengthen
• beef (up)
• boost
• fix
• raise
• interfuse

Antonyms & Near Antonyms

• remove
• deduct
• separate
• subtract
• abate
• detach
• take off
• reduce
• cut
• sever
• disconnect
• diminish
• knock off
• lessen
• decrease
• lower
• bate
• excise
• disjoin
• curtail
• amputate
• abridge
• contract
• unfasten
• abbreviate
• shorten
• lop (off)
• cut back
• constrict
• compress
• condense
• retrench

Example Sentences

Recent Examples of adjoin

The two beds can also be adjoined into a single double bed with an optional kit. —New Atlas, 19 Feb. 2026

When first responders arrived, heavy smoke filled the air and flames were observed in the front corner window of the first floor of a 16-unit apartment building which is adjoined to two other apartment buildings. —Erik S. Hanley, jsonline.com, 17 Feb. 2026

Further, nearby Walmart, Stop & Shop supermarket, Comfort Inn, and adjoining Motel 6 drive consistent traffic to the area, according to Marcus & Millichap. —Staff Report, Hartford Courant, 7 Feb. 2026

But the town adjoining the base, Delta Junction, is small (with a 2020 population of 918) and has only a handful of food stores and restaurants. —Davis Winkie, USA Today, 8 Jan. 2026