- Retreatment Noun
- Retrench Verb
- Retrenched Adj
- Retrenchment Noun
- Retrial Noun
- Retribute Verb
- Retribution Noun
- Retributive Adj
- Retributively Adv
- Retributivist Noun Adj
- Retributor Noun
- Retributory Adj
- Retrievable Adj
- Retrieval Noun
- Retrieve Verb
- Retrieved Adj
- Retriever Noun
- Retrieving Adj
- Retriggerable Adj
- Retrim Verb Noun
- Retrimming Noun
- Retro Adj Noun
- Retroact Adj Verb
- Retroaction Noun
- Retroactive Adj
- Retroactively Adv
- Retroactivity Noun
- Retroaural Adj
- Retrobular Adj
- Retrobulbar Adj
- Retrocaecal Adj
- Retrocaval Adj
- Retrocecal Adj
- Retrocede Verb
- Retrocervical Adj
- Retrocession Noun
- Retrocessionaire Noun
- Retrocessional Adj
- Retrocessionary Adj
- Retrocessive Adj
- Retrocolic Adj
- Retrocomputing Noun
- Retrocursive Adj
- Retrodeviation Noun
- Retrodirective Adj
- Retrodirectivity Noun
- Retrodisplacement Noun
- Retroductive Adj
- Retroesophageal Adj
- Retrofire Noun Verb
- Retrofiring Noun
- Retrofit Noun Verb
- Retrofitted Adj
- Retrofitting Noun
- Retroflection Noun
- Retroflex Adj Noun
- Retroflexed Adj
- Retroflexion Noun
- Retrofocus Noun
- Retrogradation Noun