IPA: /ˌɪntəˈkəːmjunəl/
KK: /ˌɪntərkəˈmjunəl/
Relating to or happening between different communities.
The intercommunal meeting aimed to improve relations between the two groups.
Intercommunal → It is formed from "inter-" (meaning between) and "communal" (from Latin "communis", meaning common or shared). The word describes something that exists or occurs between different communities.
Think of things that happen 'between' ('inter-') different 'communities' ('communal') — that's what intercommunal means.
No commonly confused words.