Vocabulary consisting only from characters you are able to read
始動
しどう
starting (in machines), activationsuru
一口
ひとくち
(1)mouthful, bite, sip, draft, draught, (2)one word mix
当たり前
あたりまえ
(1)natural, reasonable, obvious, (2)usual, common, ordinary jlpt3
大体
だいたい
general, substantially, outline, main point, approximately, aboutjlpt3
世世
よよ
for generations, hereditary, generation after generationmix
予習
よしゅう
preparation for a lessonjlpt4