Vocabulary consisting only from characters you are able to read
不勉強
ふべんきょう
idleness, lack of application, lazy study habitsgakkou
お使
おつかい
(1)(pol) errand, mission, going as envoy, (2)(pol) messenger, bearer, errand boy, errand girl, (3)(pol) (hon) familiar spirit mix
いつの間にか
いつのまにか
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3