rezagar - bereave
refractar - refract
rejuvenecer - rejuvenate
rumiar - ruminate
refrescar - freshen, refresh
reafirmar - reaffirm
reacondicionar - recondition
repintar - repaint
recrear - re-create, recreate
retomar - retake
relajarse - relax
retumbar - din, thud, to drone