step·per 
(stĕpər)
(stĕpər)n.
1. One that steps, especially in a fast or spirited manner.
2. Informal A dancer.
- dioritic
- Dioscuri
- dioxane
- dioxide
- dioxin
- dip
- dipeptidase
- dipeptide
- dipetalous
- diphase
- diphasic
- diphenhydramine
- diphenoxylate
- diphenyl
- diphenylamine
- diphenylaminechloroarsine
- diphenylhydantoin
- diphenylketone
- diphosgene
- diphosphate
- diphosphoglyceric acid
- diphosphonate
- diphtheria
- diphtherial
- diphtheric