• uncharitable, strict, poor, uneasy, impossible, unfriendly, sophisticated, obscure, ambiguous, demanding, trying, cynical, stern, steep, oppressive, complicated, difficult, mistrustful, smart, clamorous, unpleasant, complex, critical, painful, unyielding, involved, onery, labored, hardheaded, Toilful, exhausting, clear-sighted, skeptical, stressful, unforgiving, scarce, unbending, loud, street smart, inhospitable, uninviting, noisy, unleisurely, unintelligible, quickly, wary, unhappy, displeasing, unimpressionable, unpermissive, intelligent, intricate, clear-eyed, shrewd, intolerant, arduous, laborious, hard, hurried, rigid, rough, unclear, unrelaxed, vague, streetwise, suspicious, unavailable.