Vocabulary consisting only from characters you are able to read
笑い
わらい
(1)laugh/laughter/ (2)smile/ (3)sneer/(P) jlpt3
降下
こうか
fall, descent, (plane) landing, (atmos.) depressionsuru
練る
ねる
(1)to knead, to work over, (2)to polish up (e.g. a plan), (3)to drill, to train godan, verb, vtrans
行間
ぎょうかん
line-spacing in text, between the linesmix