KEY: Refractory.
SYN: Perverse, contumacious, stubborn, unruly, obstinate,unmanageable, mutinous, rebellious, recalcitrant.
ANT: Obedient, docile, amenable, manageable.

• Difficult
• Difficulty, [See DIFFICULT]
• Diffident, [See MODEST]
• Diffuse
• Digest \v
• Dignified
• Dignify
• Digress, [See DEVIATE]
• Dig, [See DELVE]
• Dilapidation
• Dilate
• Dilatory
• Dilemma
• Diligence
• Dimension
• Diminish
• Diminutive, [See DIMINISH_and_SMALL]
• Dimness, [See DIM_and_OBSCURE]
• Dim, [See JUST_and_HONEST]
• Din
• Dingy
• Dint
• Diplomacy
• Diplomatic
• Dip_