ungrazev.
Etymology: un- prefix2 1b.Previous versions of the OED give the stress as: unˈgraze.
the world > food and drink > farming > farm > farmland > management of pasture > use as pasture [verb (transitive)] > render unfit for pasture
1661 O. Felltham (rev. ed.) 273 No crowded throngs need fill our Law-Tribunals; nor armed Troops ungraze our fruitful fields.
This entry has not yet been fully updated (first published 1924; most recently modified version published online June 2019).