R

 

Ra

rab: rabbit, rabble, rabbinic, rabbi, rabbinical 
rac: race, racecar, raccoon, racial, racket 
rad: radar, radical, radiant, radius, radioactive
rae: Rae (a name), raekwon (a rapper's name) 
raf: raft, raffle, rafter, Rafael (a name), raffia 
rag: rag, rage, ragged, ragtime, ragdoll 
rah: rah (a cheer), Rahab (a biblical name), Raheem (a name)
rai: rai (a type of Indian music), Raisa (a name)
raj: raja, Raj (a name), Rajas (a Hindu term)
rak: rake, rakish, rakishly

ral: Ralph (a name), rally, Raleigh (a city) 
ram: ram, ramble, rampant, Ramadan, Ram (a name)
ran: ran (past tense of run), ranch, random, Rangoon (a city)
rao: Rao (a title in India)

rap: rap, rapid, rapt, rapture, rapper
raq: raq (a type of Arabic dance)
rar: rare, rarely, rarity 
ras: rascal, rash, raspberry, rascality, raspy 
rat: rat, rattan, rate, ratio, rational 
rau: rau (a type of fish) 
rav: rave, raven, ravage, ravine, ravage 
raw: raw, rawness, rawhide, rawboned
rax: rax (a type of muscle relaxant)
ray: ray, rayon, ray gun, ray of hope, ray of sunshine 
raz: razor, razor blade, razor-sharp

Re 

rea: reality, reaction, reapply, reassign,
reb: rebel, rebound, rebuff, rebuy
rec: recall, recount, recess, receive
red: redo, redeem, reduce, redact
ree: reelect, reenter, reevaluate, reexamine
ref: refer, refine, reflect, refuse
reg:regret, regain, regard, regress
reh: rehearse, rehabilitate, rehydrate
rei: reignite, reimburse, reincarnate, reinvigorate
rej: reject, rejoinder, rejoice
rek: rekindle, rekindled
rel: relate, release, relent, rely
rem: remain, remark, remember, remedy
ren: renew, renounce, rent, rend
reo: reopen, reorient, reoccur,
rep: repeat, repent, replace, reply
req: request, require
rer: reread, reroute, rerun
res: rest, result, resume, respect
ret: return, retreat, retain, retort
reu: reunite, reuptake, reutilize
rev: review, revolve, reveal, reverse
rew: rewrite, rewind, 
rex: rex (a dinosaur)
rey: rey (Spanish for king)
rez: rezar (Spanish for to pray)

Ri

ria: (not a common English syllable)

• mariachi: A type of Mexican band.

rib:

• rib: A bone in the chest.

ric:

• rich: Wealthy.

rid:

• rid: To free from something unpleasant.

rie:

• rie: The third-person singular present tense form of "to laugh" (in Spanish).

rif:

• rifle: A firearm.

rig:

• rig: To equip or prepare.

rih: (not a common English syllable)

rii: (not a common English syllable)

rij: (not a common English syllable)

rik: (not a common English syllable)

ril:

• rill: A small stream.

rim:

• rim: The outer edge of a wheel or circular object.

rin: (not a common English syllable)

rio:

• rio: The Spanish word for "river."

rip:

• rip: To tear quickly and forcefully.

riq: (not a common English syllable)

rir:

• rir: The infinitive form of "to laugh" (in Spanish).

ris:

• ris: The plural form of "ris," a unit of measurement for paper.

rit:

• rit: A musical abbreviation for ritardando, meaning to slow down.

riu: (not a common English syllable)

riv:

• river: A natural flowing watercourse.

riw: (not a common English syllable)

rix:

• rix: A quarrel or dispute.

riy: (not a common English syllable)

riz:

• riz: A type of rice.

Ro

Ru