- Ready Adj. Verb Subst. Adv.
- Real Adj. Subst. Adv.
- Real-time Adj. Subst. Adv.
- Realistically Adv.
- Really Adv. Inter.
- Rearmost Adj. Adv.
- Rearward Adj. Adv. Subst.
- Reasonably Adv.
- Reassuringly Adv.
- Rebelliously Adv.
- Rebukingly Adv.
- Rebuttably Adv.
- Recantingly Adv.
- Recently Adv.
- Receptively Adv.
- Recessively Adv.
- Reciprocally Adv.
- Recklessly Adv.
- Recognisably Adv.
- Recognizably Adv.
- Reconcilably Adv.
- Reconditely Adv.
- Recreantly Adv.
- Recreationally Adv.
- Rectally Adv.
- Rectangularly Adv.
- Recte Adv.
- Rectifiably Adv.
- Rectilienarly Adv.
- Rectilinearly Adv.
- Rectorially Adv.
- Recurrently Adv.
- Recursively Adv.
- Red-handed Adj. Adv.
- Reddish Adj. Adv.
- Reddishly Adv.
- Redly Adv.
- Redolently Adv.
- Redoubtably Adv.
- Reducibly Adv.
- Redundantly Adv.
- Reduplicatively Adv.
- Referentially Adv.
- Reflectingly Adv.
- Reflectively Adv.
- Reflexively Adv.
- Reflexly Adv.
- Reflexologically Adv.
- Reformatively Adv.
- Refractorily Adv.
- Refreshingly Adv.
- Refulgently Adv.
- Refutably Adv.
- Regally Adv.
- Regardfully Adv.
- Regardless Adv.
- Regardlessly Adv.
- Regerminatively Adv.
- Regimentally Adv.
- Regionally Adv.