Vocabulary consisting only from characters you are able to read
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
大半
taihan
majority, mostly, generallymix
大笑い
oowarai
great laughter, burst of laughtermix
休み
jasumi
rest, recess, respite, vacation, holiday, absence, suspensionjlpt5
水力
suirjoku
hydraulic power, water powermix