That might be "ripe."
rich is a synonym for delicious
Reversal is a synonym for the word switch. It begins with the letter r.
A synonym for mother that begins with R is relative.
Although a medical term, rhinnorhea is a word that begins with "r" and ends with "a'. It means runny nose.
Regal
remarkable
repulsive
The word is resemble.
* return
Run
Risky is a synonym of dangerous. It begins with the letter r.
Robust is a synonym for strong. It begins with the letter R.