spontaneously

IPA(Pronunciation)

Adverb

In a spontaneous manner; naturally; voluntarily.

Japanese Meaning

自発的に / 自然に / 自主的に

When the music started, she spontaneously jumped onto the stage and began to sing.

音楽が始まると、彼女は自発的にステージに飛び乗って歌い始めた。

Sense（1）

In a spontaneous manner; naturally; voluntarily.

more spontaneously

（ comparative ）

most spontaneously

（ superlative ）