| unoriginal(adjective, dull, dry, boring, rich) |
| unimaginative(adjective, dull, moderate, boring, rich) |
| uninspired(adjective, dull, indifferent, dry, boring) |
| sterile(adjective, dull, dry, boring, rich) |
| uninventive(adjective, dull, dry, boring, rich) |
| vain(adjective, sterile) |
| threadbare(adjective, trite, corny) |
| barren(adjective, dull, dry, boring, dead) |
| unmotivated(adjective, uninspired) |
| unproductive |
| commonplace(adjective, dull, boring, bland, insipid) |
| conservative(adjective, moderate, cautious, conventional, traditional) |
| dead(adjective, informal, sterile) |
| derivative(adjective, dull, boring, bland, insipid) |
| dull(adjective, indifferent, boring, apathetic, bland) |
| effete(adjective, sterile) |
| empty(adjective, sterile) |
| fruitless(adjective, sterile) |
| infertile(adjective, sterile) |
| Tory(moderate, cautious, conventional, timid, traditional) |