| Spiny 1. (a.) Full of spines; thorny; as, a spiny tree. 2. (a.) Like a spine in shape; slender. 3. (a.) Fig.: Abounding with difficulties or annoyances. 4. (n.) See Spinny. Thesaurus Entries Herculean, abstruse, acanthoid, acanthous, acicular, acuate, aculeate, aculeiform, acuminate, acute, arduous, barbed, brutal, complex, cornuted, critical, cusped, cuspidate, delicate, demanding, difficile, difficult, exacting, formidable, hairy, hard, hard-earned, hard-fought, hispid, horned, horny, intricate, jawbreaking, knotted, knotty, laborious, mean, mucronate, needle-pointed, needle-sharp, nettlesome, no picnic, not easy, operose, pointed, prickly, pronged, rigorous, rough, rugged, set with thorns, severe, sharp-pointed, spiculate, spiked, spiky, spined, spinous, steep, strenuous, tapered, tapering, thorny, ticklish, tined, toilsome, toothed, tough, tricky, unbated, uphill, wicked |