Die vs. Dye
Difference vs. Deference
Differential vs. Deferential
Diner vs. Dinner
Disbar vs. Debar
Disperse vs. Disburse
Disc vs. Disk
Discomfit vs. Discomfort
Discover vs. Invent
Discreet vs. Discrete
Discrepancy vs. Disparity
Discriminating vs. Discriminatory
Diseased vs. Deceased
Disinterested vs. Uninterested
Disparity vs. Discrepancy
Dispel vs. Expel
Groan vs. Grown
Dissidence vs. Dissension
Distinct vs. Distinctive
Distrust vs. Mistrust