neighborly friendship; good-neighborly relations
A formal yojijukugo used in diplomatic or community contexts to describe friendly relations between neighboring countries or communities.
The two countries concluded a treaty in the spirit of good-neighborly friendship.
An exchange event was held to deepen neighborly friendship in the region.
友好 is a general term for friendship or amity, while 善隣友好 specifically emphasizes good relations with neighbors.
善隣 means 'good neighborliness' and is often used in compounds like 善隣外交 (good-neighbor diplomacy). 善隣友好 combines this with 友好 to form a set phrase.
A yojijukugo composed of 善 (good), 隣 (neighbor), 友 (friend), and 好 (good/fond). The phrase is a Sino-Japanese compound expressing the ideal of amicable relations with neighboring countries or communities.