adj
covered with a lot of a liquid
　Come on in - you're drenched!
drenched in/with
　I was drenched in sweat.
　chips drenched in vinegar
rain-drenched/sweat-drenched etc
　He changed out of his rain-drenched clothes.
drenched in/with light
literary something that is drenched with light has a lot of light shining on it