spontaneously (adverb)

1. During the praise and worship session, some people spontaneously started praying in tongues.

2. She wanted to create a modern minimalist look in her bedroom, so she spontaneously decided to paint the walls white.

3. The protagonist in the anime series spontaneously unlocked his hidden power in the midst of battle.

4. The alien creature in the science fiction movie spontaneously transformed into a giant monster when it was threatened.

1. The tree grew spontaneously from the ground, just like in the ancient myths.

2. They danced spontaneously under the moonlight, their love shining in every step.

3. The door creaked open spontaneously, revealing the haunted room.

4. The artist's brushstrokes flowed spontaneously onto the canvas, creating a masterpiece.