| dead(adjective, cold, apathy, passive) |
| dead to all feelings(adjective, cold, dead, apathy, passive) |
| deadpanned(adjective, cold, dead, apathy, passive) |
| diffident |
| dillydallying |
| diluted(adjective, dull, weak, mild, feeble) |
| disinterest |
| don't care(adjective, cold, dead, apathy, passive) |
| doubtful(adjective, weak, uncertain, hesitant, unsure) |
| doubting(adjective, weak, uncertain, doubtful, shaky) |
| dry(adjective, cold, dead, apathy, passive) |
| dull(adjective, weak, warm, careless, indifferent) |
| faineant(adjective, dull, careless, relaxed, indifferent) |
| faint-hearted |
| faltering(adjective, weak, uncertain, doubtful, hesitant) |
| fearful(weak, indecisive, vacillating) |
| fervorless |
| fickle(adjective, weak, uncertain, doubtful, hesitant) |
| fluctuating(adjective, weak, uncertain, doubtful, hesitant) |
| halting(adjective, weak, uncertain, doubtful, hesitant) |