Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
明らか あきらか obvious, evident, clear, plainmix
明かす あかす prozradit, odhalitgodan, leda1, verb, vtrans
便利 べんり useful, convenientadj, jlpt5
(num) fivejlpt5
便利さ べんりさ convenience, handiness, usefulnessmix