| A | B |
| deprecate | to express earnest disapproval of. to urge reasons against; protest against |
| deride | belittle, ridicule, make fun of |
| derivative | unoriginal, derived from another source |
| despondent | depressed, gloomy |
| deterent | something that discourages action |
| detrimental | harmful or discouraging |
| digression | wondering away from the subject; going off topic |
| diminution | lessening, reduction in size |
| discerning | mentally quick and observant, having insight |
| disdain | view with scorn or contempt |
| discordant | not harmonious, conflicting |
| disinclination | unwillingness or reluctance |
| disparage | belittle, to speak in a disrepectful way |
| disparity | difference, incongruity |
| disseminate | distribute, spread |
| dissent | disagree |
| dogmatic | opinionated; often referring to the church |
| dubious | questionable |
| du;icity | double dealing, hypocrisy |
| ebullient | overflowing with fervor, enthusiasm or excitement |