ともすれば

adverb

apt to; liable to; prone to

Used to describe a tendency, often an undesirable one, that something is likely to happen or someone is likely to do. Frequently paired with ～がち or ～やすい.

• 彼かれはともすれば感かん情じょう的てきになりがちだ。

  He is apt to become emotional.

• この問もん題だいはともすれば見み過すごされやすい。

  This problem is liable to be overlooked.