Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
あいだ a spacejlpt4, leda1, toki
いつの間にか いつのまにか before one knows, before one becomes aware of, unnoticed, unawaresjlpt3
二つ ふたつ twojlpt5
十日 とおか ten days, the tenth day of the monthjlpt5, toki
~日 ~にち day (of the month)jlpt5, toki