Derogatory
Disapproving, Degrading
Desiccate
To dry out
Despondent
Extremely depressed; full of despair
Despot
An absolute ruler; an autocrat
Destitute
Extremely poor; utterly lacking
Desultory
Without a plan or purpose; disconnected; random
Dialectical
Relating to discussions; relating to the rules and methods of reasoning
Dictum
An authorotative saying; an adage; a maxim; a proverb
Didactic
Intended to teach; morally instructive; pedantic
Diffident
Timid, lacking in self confidence
Opposite of confident
Digress
To stray from the main subject