Although a medical term, rhinnorhea is a word that begins with "r" and ends with "a'. It means runny nose.
The robin is a bird that begins with the letter R. Raven also begins with R. Some other birds beginning with R include the Rainbow Starfrontlet, and the Rain Quail.
rat, renard, rhinocéros.
That is Diaz's cat.
meowing and annoying
Sparrow and crow.
Czar is a 4 letter word. It begins with C and ends with R.
reporter, recorder
Rotation radiation
Riding
prohibiter
Brother
Nearer
retribution
EagerEaterElderEnterErrorEsperEuler
Words that start with R and end with Y are:racyrainyrallyraspberryraspyratifyrayreadilyreadyreallyrecoveryrectoryregencyregistryrelayrelyriskyrosaryrosyrowdyroyaltyrubyruddyrudelyrunwayrusty
ichor, infer, inter
Rhea, a type of large flightless birds.