guess (someone's) thoughts

Translations
угадать (чьи-то) мысли
She could almost guess his thoughts just by looking at his face.
Она почти могла угадать его мысли, просто посмотрев на его лицо.
Definitions
To try to figure out or predict what another person is thinking, often without them saying it directly.
Words
thought

noun
мысль
guess

verb
угадывать