| compliant(adjective, quiet, flat, indifferent, apathetic) |
| composed(adjective, quiet, cool, still, peaceful) |
| contemplative |
| continual |
| dead-still |
| deadlocked(adjective, calm, moving, still, inactive) |
| deathlike(adjective, calm, quiet, smooth, tranquil) |
| deathly(adjective, calm, quiet, smooth, moving) |
| deathly quiet(expression, adjective, calm, quiet, smooth) |
| deathly still(expression, adjective, calm, quiet, smooth) |
| defunct(adjective, dull, cold, lifeless, nonliving) |
| departed |
| dirty(adjective, quiet, still, stationary) |
| disengaged(adjective, dull, idle, sluggish, lazy) |
| do nothing |
| docile(adjective, quiet, flat, mild, indifferent) |
| dormancy(noun, inactivity) |
| down(dull, still, sluggish, lifeless, lazy) |
| draggy(adjective, dull, idle, sluggish, lazy) |
| enduring(adjective, quiet, flat, indifferent, apathetic) |