Meaning : Observe with attention.
Example :
They watched as the murderer was executed.
Synonyms : watch
Meaning : Look on as or consider.
Example :
She looked on this affair as a joke.
He thinks of himself as a brilliant musician.
He is reputed to be intelligent.
Synonyms : be known as, esteem, know as, look upon, regard as, repute, take to be, think of