refluent (ref'loo-ent), flowing back.
reflux (re'fluks), ebb.
refugee (ref'u-je'), one who flees to a place of safety.
refuse (ref'us), waste matter.
regal (re'gal), royal.
regent (re'jent), ruler.
Regulus (reg'u-lus),
reiterate (re-it'er-at), repeat again and again.
relax (re-laks'), slacken.
relevant (rel'e-vant), bearing upon the case in hand.