| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | thorny or difficult |
| Synonyms: | annoying, barbed, bothersome, brambly, briery, bristly, complicated, echinated, intricate, involved, knotty, nettlesome, pointed, sharp, spiny, stimulating, ticklish, tricky, troublesome, trying |
| Antonyms: | smooth |