overlight

From over- +‎ light.

overlight (third-person singular simple present overlights, present participle overlighting, simple past and past participle overlit or overlighted)

1. (transitive) To illuminate too brightly.
   • 2007 July 15, Andy Newman, “In Hospital Scrubs and Officer’s Blues, a Kinship”, in New York Times‎:

     Dozens of times over the next two years, Officer Yan’s work brought him through the sliding glass doors into the overlit clamor of Kings County’s emergency room, one of the busiest in the city.

From over- +‎ light.

overlight

1. excessive light
   • Francis Bacon

     An overlight maketh the eyes dazzle.

From Middle English over-lyght, equivalent to over- +‎ light.

overlight (comparative more overlight, superlative most overlight)

1. (dated) Too light or frivolous; giddy.

• overlightly