Vocabulary consisting only from characters you are able to read
落下
rakka
fall, drop, come downsuru
通す
toosu
to let pass, to overlook, to continue, to keep, to make way for, to persist ingodan, jlpt3, verb, vtrans
度々
tabitabi
(uk) often, repeatedly, frequentlymix
失礼
shitsurei
impoliteness, Excuse me, Goodbyejlpt4
物理法則
butsurihousoku
physical law, laws of physicsmix
校正
kousei
(1)proofreading, correction of press, (2)calibration suru
汚す
yogosu
(1)to pollute/to contaminate/to soil/to make dirty/to stain/ (2)to disgrace/to dishonour/to dishonor/to defile/(P) godan, jlpt3, verb, vtrans
重要
juuyou
important, momentous, essential, principal, majorjlpt3