Vocabulary consisting only from characters you are able to read
一口
ひとくち
(1)mouthful, bite, sip, draft, draught, (2)one word mix
山
やま
mountain, pile, heap, climax, critical pointjlpt5, shizen
下る
くだる
(1)to descend, to go down, to come down, (2)to be handed down (of an order, judgment, etc.), (3)to pass (of time), (4)to surrender, to capitulate, (5)(often in neg. form) to be less than, to be i godan, jlpt3, verb, vintrans
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
よじ上る
よじのぼる
to climb, to clamber (over, up), to scramble (up), to scale, to claw one's way upgodan, verb, vintrans
中
なか
inside, middle, amongjlpt5