Denshi Jisho — Online Japanese dictionary

いわ rock; crag
Common word, Noun 
いわま among rocks
Common word, Noun 
いわや cavern; grotto
Common word, Noun 
いわえ rock paintings; rock art
Noun 
いわざ stone-like socle (used as the base for a Buddhist statue)
Noun 
いわと rock door (to a cave)
Noun 
いわな char (type of fish); charr
Noun 
いわね rock
Noun 
いわば rocky area; rockface; rock wall
Noun 
がんぴ Lychnis coronata
Noun, Usually written using kana alone 
きがん steep, towering rock
Noun 
きがん strangely shaped rocks; massive rock of unusual shape
Noun 
さがん sandstone
Noun 
ぼがん base rock; country rock; gangue; host rock; mother rock; parent rock; wall rock
Noun 
やぐら caves dug as tombs in and around Kamakura during the Kamakura and Muromachi periods
Noun, Usually written using kana alone 
いわやま rocky mountain
Common word, Noun 
がんえん halite; rock salt
Common word, Noun 
がんせき rock
Common word, Noun 
がんばん bedrock
Common word, Noun 
ようがん lava
Common word, Noun 
いわあな cavern; grotto
Noun 
いわかげ shade of a rock
Noun 
いわかど edge or corner of a stone
Noun 
いわがに striped shore crab (Pachygrapsus crassipes)
Noun, Usually written using kana alone 
いわくら dwelling place of a god (usu. in reference to a large rock)
Noun, Archaism 

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