noun
through the leaves; between the leaves
Describes seeing, hearing, or light passing through gaps in foliage. Often used in poetic or descriptive contexts.
葉ごしに差し込む日差しが心地よい。
The sunlight filtering through the leaves feels pleasant.
葉ごしに見える月が美しかった。
The moon seen through the leaves was beautiful.
木漏れ日 specifically refers to sunlight filtering through trees, while 葉ごし is a broader term for anything passing through or being seen between leaves.
Compound of 葉 (ha, 'leaf') and 越し (goshi, 'through, across'). The reading はごし is a straightforward combination.