R1

Ra ~ Re

～Q Rec～

Ra

21	rather
60	raise
188	rate
197	range
259	radiation
297	ray
606	race
680	rare
926	radioactive
964	radar
1114	rainforest
1115	random
1145	rapid
1193	ratio
1458	rank
1483	rarely
1519	radical
1624	railway
1666	raw
1701	rail
2076	radioactivity
2096	radiate
2176	rational
2369	radius
2517	rainbow
2709	rag
2972	rage

Rea

36	reach
38	reason
331	reaction
378	reactor
604	reality
709	realize
1059	react
1773	reasonable
1872	readily
1964	rear
1970	realistic

Reb

2225

rebel