passed into (verb) become: evolve into
Sinonime: asperous, broken,
coarse, craggy,
difficult, furrowed, harsh, hilly, irregular,
jagged, leathery, lumpy, mountainous, ragged, rocky, rough, roughhewn, scabrous, scraggy,
stark, uneven, unlevel, unpolished,
unrefined, unsmooth, weather-beaten,
worn, wrinkled
Antonime: even, flat,
level, smooth