ひょっこり

adverb, adverb taking the 'to' particle

suddenly; unexpectedly; by chance

Mimetic adverb describing something appearing or happening abruptly, often with a sense of surprise or casualness. Commonly used with と (ひょっこりと).

• 彼かれがひょっこりと部屋へやに入はいってきた。

  He suddenly came into the room.

• ひょっこり昔むかしの友とも達だちに会あった。

  I unexpectedly ran into an old friend.