Aphabetic letter pairs in words

QX = CNQX (Cyano-Nitroquinoxaline-Dione)

QY = tranqy (resembling or characterized by a tranq).

QZ = WAQZ, a radio station that used to be in Cincinnati, OH

N/m

RA- orangutan
RB- gerbil
RC- perch
RD- cardinal
RE- hare

RF = wharf

RG = argue

RH = diarrhea

RI = riddle

RJ - marjoram

RK: Stork

RL- garlic

RM: Armageddon

RN - barnacle

RO: Robust

RP = corpuscle

RP- Escarpment
RQ- Torque
RR- Parry
RS- Marsh
RT- Sport
RU- Chorus
RV- Service
RW- Underwater
RX- Marxist

RY: query

I thought we were supposed to only do one at a go.

RZ = overzealous

Not sure astorian got any such memo.

SA: Sassafras