upbrighten

verb

upbrighten

verb

Etymology From up- + brighten.

1

Ambitransitive, Poetic To make or become brighter.

I looked on thee, at first, as looks the sun / Upon the earth upbrightening in his glance, […]1904, Louis Kaufman Anspacher, Tristan and Isolde: A Tragedy, page 69:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.