notice

verb1 of 2

to become aware by sight, touch, or hearing

• “Morning is when we can notice how beautiful nature is.”Tatoeba
• “Whoever shuts up when he notices he's wrong is wise.”Tatoeba

Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.

noun2 of 2

The act of observing; perception.