The term 'lay waste' is a phrase used to describe the destruction of something. The crossword solutions for this term include 'DESTROY' (7 letters), 'DESOLATE' (8 letters), 'RUIN' (4 letters), 'RAVAGE' (6 letters), 'DEVASTATE' (9 letters), 'HAVOC' (5 letters), 'DEMOLISH' (8 letters), 'rase' (4 letters), 'RANSACK' (7 letters), 'runwild' (7 letters), and 'devarhoderisland' (15 letters). All of these words are synonyms for the phrase 'lay waste' and refer to the act of destroying or ruining something.