Question: what words that start with the letter r describe someone?
Answer: Rabid - extreme; fanatical.
Radiant - emanating light or joy.
Radical - far-reaching; revolutionary.
Radioactive - emitting radiation.
Rakish - dashing, yet slightly disreputable.
Rambunctious - being wild and disorderly.
Rampant - spreading uncontrollably.
Raspy - hoarse or harsh-sounding.