KEY: Spontaneous.
SYN: Voluntary, self-generated, self-originated, self-evolved,willing, unbidden, gratuitous.
ANT: Involuntary, imposed, compulsionary, unwilling, necessitated,coercive.

• Doubtless
• Doubt
• Doubt \v
• Doughty
• Dowdy
• Downfall, [See FALL]
• Downright, [See_PROFITABLE]
• Downwards
• Dr
• Draft \v
• Drag
• Drain \v
• Draught
• Draw
• Drawback, [See DETRIMENT]
• Drawl \v
• Dreadful
• Dread
• Dream
• Dreamy
• Dreary, [See DISMAL]
• Dreed
• Dreed_\v
• Dregs
• Drench