sneaking suspicion

A premonition, or hunch. A belief based on little evidence.

Japanese Meaning

ひそかな疑い / 漠然とした予感 / 小さな根拠に基づく直感

I have a sneaking suspicion that the old bookstore hides a secret compartment behind the history shelves.

私は古い書店が歴史書の棚の裏に秘密の小部屋を隠しているのではないかという漠然とした予感がある。

Sense（1）

A premonition, or hunch. A belief based on little evidence.

I have the sneaking suspicion that he has already taken a decision about this.

sneaking suspicions

（ plural ）