Vocabulary consisting only from characters you are able to read
水力
suirjoku
hydraulic power, water powermix
九日
kokonoka
nine days, the ninth day (of the month)jlpt5, toki
相当
soutou
(1)befitting, becoming, worthy of, proportionate, in keeping with, suitable, (2)considerable, substantial, (vs) (3)to be worthy of, to be proportionate to, (4)to correspond to (in meaning, functio suru