私は思わず笑い出してしまった。
Sentence Analyzer
English Translation
I burst out laughing in spite of myself.
Furigana
Romanji
Watashi wa omowazu waraidashiteshimatta.
Words
私
(わたし、わたくし)
I; me; private affairs; personal matter; secrecy; selfishness
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
思わず
(おもわず)
unintentionally; reflexively; spontaneously; involuntarily; instinctively
笑う
(わらう)
to laugh; to smile; to sneer; to ridicule; to be dumbfounded; to be flabbergasted