Vocabulary consisting only from characters you are able to read
水力
suirjoku
hydraulic power, water powermix
下る
kudaru
(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
何れ
izure
(1)(uk) where, which, who, (2)anyway, anyhow, at any rate, sooner or later, eventually, at some future date or time; (adv,pn,adj-no) (3)(uk) where, which, who, (4)anyway, anyhow, at any rate, soon mix
耳にする
miminisuru
to hear, to hear by chance, to hear by accident, to catch (the sound)suru