Synonyms of annex in English:

annex


See definition of annex

verb

1‘the first ten amendments were annexed to the constitution in 1791’

SYNONYMS

add, append, attach, join

informal tack on, tag on

2‘Charlemagne annexed northern Italy, Saxony, and Bavaria’

SYNONYMS

take over, take possession of, appropriate, expropriate, arrogate, seize, conquer, occupy, garrison

usurp

ANTONYMS

relinquish


noun

1‘a school annex’

SYNONYMS

extension, supplementary building, addition, annexe

wing

North American informal ell