usage: act on verbally or in some form of artistic expression; "This book deals with incest"; "The course covered all of Western Civilization"; "The new book treats the history of China"
3. plow, plough, travel, go, move, locomote
usage: move in a way resembling that of a plow cutting into or going through the soil; "The ship plowed through the water"
Adjective
1. plowed (vs. unplowed), ploughed, tilled
usage: (of farmland) broken and turned over with a plow; "plowed fields"