Vocabulary consisting only from characters you are able to read
利用
riyou
use/utilization/utilisation/application/(P)jlpt3, jlpt4
アルカリ性
arukarisei
alkalinity, alkalinemix
伝記
denki
biography, life storymix
楽観的
rakkanteki
optimistic, hopefulemo
脱色
dasshoku
decolourization, decolorization, decolourisation, decolorisation, bleachingsuru