Sinewy Beam Forest

Old English sinu, sinew — adjectival suffix -y. As a color modifier, sinewy implies a saturated-and-muscular-and-firm quality where the hue carries the lean-and-strong visual presence of a Roman-statue athletic figure. Sits at the bold-and-firm end of the grid, parallel to stalwart and rugged in usage.

Old English bēam, tree-or-ray-of-light. As a color modifier, beam implies a focused-and-shaft-of-light quality, the visual register of lighthouse-and-cathedral-clerestory-beam hand-focused-and-shaft-of-light lighthouse-and-cathedral-clerestory-and-search-light beamed-and-focused-and-shaft-of-light surfaces under lighthouse-and-cathedral-clerestory-and-search-light coastal-headland-and-Gothic-nave-and-night-sky directed-light. Sits at the modifier-and-mood end of the grid, parallel to ray and gleam in usage.

The dense canopy of a temperate or tropical woodland — oak, beech, pine, eucalyptus, mahogany — wherever leaves close above to filter the light below. Forest green refers to the average reflectance of a healthy mid-summer canopy seen from below: a saturated, slightly muted green with the matte finish of layered chlorophyll. Deeper than fern, cooler than olive, with the ecological weight of a word that has named every wooded biome on Earth.