(a.) Bearing or covered with hair; made of or resembling hair; rough with hair; rough with hair; rough with hair; hirsute.

Herculean abstruse arduous asperous barbellate barfy bearded bewhiskered bristled bristling bristly brutal bum bushy capillary chancy cheesy cirrose cirrous comate complex complicated confused confusing craggy crappy creepy critical crummy dangerous delicate demanding difficile difficult dirty downy exacting fibered fibroid fibrous flagelliform fleecy flocculent flossy fluffy formidable frightening fringy funicular furry fuzzy glochidiate godawful goshawful gossamery grim hairlike hard hard-earned hard-fought harsh hazardous hirsute hispid icky intricate jagged jawbreaking jeopardous knotted knotty laborious lanate ligamental matted mean nappy nerve-racking no picnic not easy operose perilous pilose precarious problematic pubescent punk putrid rigorous risky ropy rough rugged scabrous scary scraggy set with thorns setaceous setose setous severe shagged shaggy shitty silky spiny steep stinking stinky strenuous strigal strigate strigose stringy stubbled stubbly studded taeniate taeniform tangled thorny threadlike thready ticklish toilsome tough treacherous trichoid tricky tufted uncertain uneven unhealthy unshaven unshorn unsmooth unsound uphill vomity whiskered wicked wiry woolly worrying yecchy