Vocabulary consisting only from characters you are able to read
学力
gakurjoku
scholarship, knowledge, literary abilitymix
欠ける
kakeru
(1)to be chipped/to be damaged/to be broken/ (2)to be lacking/to be missing/ (3)to be insufficient/to be short/to be deficient/to be negligent toward/ (4)(of the moon) to wane/to go into eclipse/(P) ichidan, verb, vintrans
有休
juukjuu
(abbr) vacation, (paid) holidaymix