Vocabulary consisting only from characters you are able to read
小ちゃい
chiichai
small (babytalk form)adj
上がる
agaru
(1)to rise/to go up/to come up/to ascend/to be raised/ (2)to enter (esp. from outdoors)/to come in/to go in/ (3)to enter (a school)/to advance to the next grade/ (4)to get out (of water)/to come asho godan, verb, vintrans
二人
futari
two persons, two people, pair, couplejlpt5
山川
sansen; yamakawa; yamagawa
mountains and rivers; mountains and rivers; mountain riversmix
山
yama
mountain, pile, heap, climax, critical pointjlpt5, shizen
人
hito
man, person, human being, mankindhito, jlpt5
よじ上る
yojinoboru
to climb, to clamber (over, up), to scramble (up), to scale, to claw one's way upgodan, verb, vintrans