Vocabulary consisting only from characters you are able to read
二人
futari
two persons, two people, pair, couplejlpt5
人
hito
man, person, human being, mankindhito, jlpt5
二十日
hatsuka
twenty days, twentieth day of the monthjlpt5, toki
一日中
ichinichijuu
throughout the daytoki
一口
hitokuchi
(1)mouthful, bite, sip, draft, draught, (2)one word mix