みんなが突然笑い出した。

Sentence Analyzer

みんな 突然 笑い出した

English Translation

Everyone burst into laughter.

Furigana

みんなが突然(とつぜん)(わら)()した。

Romanji

Minna ga totsuzen waraidashita.

Words

(みな、みんな)
all; everyone; everybody; everything
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
突然 (とつぜん)
abrupt; sudden; unexpected; all at once
笑う (わらう)
to laugh; to smile; to sneer; to ridicule; to be dumbfounded; to be flabbergasted

Kanji

Readings: トツ、 カ、 つ.く
Meanings: stab, protruding, thrust, pierce, prick, collision, sudden
Readings: ゼン、 ネン、 しか、 しか.り、 しか.し、 さ
Meanings: sort of thing, so, if so, in that case, well
Readings: ショウ、 わら.う、 え.む
Meaning: laugh
Readings: シュツ、 スイ、 で.る、 -で、 だ.す、 -だ.す、 い.でる、 い.だす
Meanings: exit, leave, go out, come out, put out, protrude