[more neighborly; most neighborly] : helpful and friendly
▪ It was very neighborly [=kind] of you to help. ▪ the importance of neighborly [=friendly] relations between countries ▪ She was friendly in a neighborly way.
▪ It was very neighborly [=kind] of you to help. ▪ the importance of neighborly [=friendly] relations between countries ▪ She was friendly in a neighborly way.
— neigh·bor·li·ness noun [noncount]





