窺うかがい知しる

godan verb (-ru), transitive verb

infer; figure out; get an idea of

Used when you deduce or sense something from limited clues, hints, or indirect evidence. Often implies reading between the lines or grasping a hidden situation.

• 彼かれの表ひょう情じょうから、何なにかあったのだろうと窺うかがい知しることができた。

  From his expression, I could infer that something had happened.

• この資し料りょうだけでは全ぜん体たい像ぞうを窺うかがい知しるのは難むずかしい。

  It's hard to get an idea of the whole picture from just this material.