Vocabulary

こっそり

stealthily; secretly; in secret

adverb adv-to
N2 freq #900

Example sentences

He stole out of the house without anyone seeing him.

He was seen to take out the book secretly.

He whispered slyly to me.

The thief slipped into the house.

I slipped the letter to him.

When the lecturer turned round, he sneaked out of the classroom.

Tom was caught sneaking out of the room.

Tom was caught sneaking out of the room.