rugged
Cross references:
1. rough
rug.ged \'r*g-*d\ aj [ME, fr. (assumed) ME rug] obs 1: SHAGGY, HAIRY 2:
having a rough uneven surface : JAGGED {~ mountains} 3: TURBULENT, STORMY
4a: seamed with rinkles and furrows : WEATHERED 4b: showing signs of
strength : STURDY 5a: AUSTERE, STERN 5b: COARSE, RUDE 6a: strongly built
or constituted : ROBUST 6b: presenting a severe test of ability, stamina,
or resolution - rug.ged.ly av
Webster's English Dictionary