Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
石油 sekiju petroleumkagaku
iši stonejlpt4, kagaku, leda1, shizen
kage (1)shadow, silhouette, (2)reflection, image, (3)presence, sign, (4)light (stars, moon) mix
mizu waterjlpt5, kagaku, ryouri, shizen
忍び šinobi (1)stealth, (2)(abbr) travelling incognito (traveling), (3)(abbr) ninjutsu, (4)(abbr) ninja, (5)sneak theft, sneak thief, (6)tolerance mix