Vocabulary consisting only from characters you are able to read
声明
せいめい
(1)sabdavidya (ancient Indian linguistic and grammatical studies), (2)(Buddh) chanting of Buddhist hymns (usu. in Sanskrit or Chinese); declaration, statement, proclamation suru
改正
かいせい
revision, amendment, alterationsuru
奥底
おくそこ
depth, bottom (of one's heart); depth, bottom (of one's heart)mix
最大公約数
さいだいこうやくすう
the highest common factormath
学位
がくい
(university) degreemix
動画
どうが
(1)animation, motion picture, moving image, video, (2)in-betweening (in anime) suru