Emily Dickinson Lexicon

UM-BRA'GEOUS, a. [Fr. ombrageux.]

1. Shading; forming a shade; as, umbrageous trees or foliage. Thomson.
2. Shady; shaded; as, an umbrageous grotto or garden. Umbrageous grots, and caves of cool recess. Milton.
3. Obscure. Wotton.