Vocabulary consisting only from characters you are able to read
紅葉
こうよう
(1)autumn colours, fall colors, leaves changing color (colour), (2)leaves turning red, red leaves; (3)autumn colours, fall colors, leaves changing color (colour), (n) (4)(Japanese) maple (Acer jap suru
急に
きゅうに
(1)swiftly, rapidly, (2)suddenly, abruptly, immediately jlpt3, mix