quid pro quo/ˌkwid proh ʹkwoh/ noun (pl quid pro quos)

• dispute
• disqualification
• disqualify
• disquiet
• disquietude
• disquisition
• disrate
• disregard
• disrelish
• disremember
• disrepair
• disreputable
• disrepute
• disrespect
• disrobe
• disrupt
• diss
• dissatisfaction
• dissatisfy
• dissave
• dissect
• dissected
• dissemble
• disseminate
• disseminated sclerosis