second-guess

verb2

1. •
   To vet or evaluate; to criticize or correct, often by hindsight, by presuming to have a better idea, method, etc.

   • Please don't try to second-guess the procedure that we have already refined and adopted.
   • Once she began listening to her instincts and didn't second-guess herself the entire time, her artwork improved noticeably.
2. •
   To anticipate or predict someone's actions or thoughts by guesswork.

   • In this day and age, it's so easy to stress / 'Cause people are strange and you can never second-guess — 2000