Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
さざ波 さざなみ rippleshizen
火山 かざん volcanoleda1, shizen
空く あく to become vacantgodan, jlpt3, jlpt5, leda1, verb, vintrans
firejlpt4
土木 どぼく public worksmix
道路 どうろ silnicejlpt3, leda1, ryokou
すな sandjlpt4, kagaku, shizen
いけ pondjlpt5, leda1, shizen
氷河 ひょうが glaciershizen, tenki
いし stonejlpt4, kagaku, leda1, shizen