Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
火山灰 かざんばい volcanic ashshizen
土木 どぼく public worksmix
みず waterjlpt5, kagaku, ryouri, shizen
しお tideshizen
海水 かいすい sea waterleda1, shizen
たま ballleda1
雷雲 らいうん thunder cloudtenki
ほのお -itis (indicating an inflammatory disease); flame, blaze; flame, blazemix
いし stonejlpt4, kagaku, leda1, shizen
もり forestleda1, shizen