Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
算術平均 sandžucuheikin arithmetic meanmath
hitai foreheadhito, jlpt3
卒業 socugjou graduationgakkou, jlpt4
二等車 nitouša second class carriageryokou
伝播 denpa transmission, propagation, spread, circulation, diffusion, dissemination; (n,vs) transmission, propagation, spread, circulation, diffusion, disseminationsuru