Vocabulary consisting only from characters you are able to read
回り
まわり
(1)circumference, perimeter, edge, (2)surroundings, locality, neighborhood, (3)rotation, circulation jlpt3
一回り小さい
ひとまわりちいさい
o číslo menší, menčí velikostadj
名人
めいじん
master, expertmix
学力
がくりょく
scholarship, knowledge, literary abilitymix
分かれる
わかれる
(1)to branch/to fork/to diverge/ (2)to separate/to split/to divide/ (3)to disperse/to scatter/(P) ichidan, jlpt3, vintrans
水力
すいりょく
hydraulic power, water powermix
五分五分
ごぶごぶ
as likely as not, 50-50, even match, tiemix
氷水
こおりみず
(1)ice water/ (2)shaved ice (usually served with flavored simple syrup) leda1
分化
ぶんか
specialization, specialisationsuru
中年
ちゅうねん
middle-age, middle age, midlife, one's middle yearsmix
雨男
あめおとこ
man whose presence seems to cause rainmix