adjoin
verbNAmE//əˈdʒɔɪn//
[transitive, intransitive] adjoin (something) (formal)Verb Forms present simple I / you / we / they adjoin he / she / it adjoins
past simple adjoined
-ing form adjoining
They stayed in adjoining rooms. We'll have more space if we knock down the adjoining wall (= the wall between two rooms).See adjoin in the Oxford Advanced Learner's Dictionary
Check pronunciation: adjoin