Vocabulary consisting only from characters you are able to read
水力
suiryoku
hydraulic power, water powermix
新人
shinjin
(1)new face/newcomer/ (2)modern humans (from Cro-Magnon man onwards)/(P) adj, leda1
国字
kokuji
(1)country's official writing system, native script, (2)kana, (3)kanji that originated in Japan (as opposed to China) bunpou