Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
十分 じゅうぶん enoughjlpt4, leda1
水力 すいりょく hydraulic power, water powermix
上り のぼり (1)ascent, climbing, ascending (path), climb, (2)up-train (e.g. going to Tokyo), (n,adj-no) (3)northward (towards Tokyo) jlpt3
中世 ちゅうせい Middle Ages, mediaeval timestoki
初耳 はつみみ novinka, nová zprávaleda1
~年 ~ねん makes preceding number a yearjlpt5, toki
一京 いちきょう deset trilionůmix
一日 いちにち whole dayjlpt5, leda1, toki
じゅう (num) 10, tenjlpt5
赤字 あかじ (1)deficit, (being in or going into) the red, (2)red text, red letters, (3)corrections (by a teacher or proofreader) written in red mix