This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
The exact historical development of 戫 is uncertain. It visually combines 有 and 或, but the original semantic or phonetic role of these components is unclear.
With no clear meaning, picture a mysterious object: a hand holding a moon (有) beside a territory marker (或). Its purpose is unknown.
For ヨク, imagine a rare artifact labeled with a made-up name: Yoku. The label reads YOKU in bold letters, but no one knows what the artifact does.