| azoic(dull, cold, lifeless, nonliving, inorganic) |
| dead(adjective, dull, cold, lifeless, nonliving) |
| defunct(adjective, dull, cold, lifeless, nonliving) |
| disorganic |
| exanimate(adjective, dull, cold, lifeless, nonliving) |
| extinct(adjective, dull, cold, lifeless, nonliving) |
| idle(adjective, dull, cold, lifeless, nonliving) |
| inactive(adjective, dull, cold, lifeless, nonliving) |
| inert(adjective, lifeless, nonliving, inorganic) |
| inoperative(adjective, dull, cold, lifeless, nonliving) |
| insensate(adjective, dull, cold, lifeless, nonliving) |
| insentient(adjective, dull, cold, lifeless, nonliving) |
| lifeless(adjective, nonliving, inorganic) |
| mineral(adjective, dull, cold, lifeless, nonliving) |
| motionless(adjective, dull, cold, lifeless, nonliving) |
| nonanimal(adjective, dull, cold, lifeless, nonliving) |
| nonvegetable(adjective, dull, cold, lifeless, nonliving) |
| not alive(expression, adjective, dull, cold, lifeless) |
| quiescent(adjective, dull, cold, lifeless, nonliving) |
| soulless(adjective, dull, cold, lifeless, nonliving) |