"Appear" is a verb that means to seem or to come into view. It can be used in various contexts:
1. To seem or give the impression of something:
The sun appeared on the horizon.
She appeared to be in a good mood.
2. To come into view:
The ship appeared in the distance.
The end of the tunnel appeared after a long walk.
3. To seem to be or to have certain qualities or characteristics:
He appears to be very knowledgeable about the subject.
The painting appears to be a masterpiece.
4. To seem to be or to have a certain age or condition:
She appears much younger than her age.
The car appears to be in good condition.
5. To seem to be or to have a certain social status or position:
He appears to be a leader in his community.
She appears to be quite wealthy.
"Appear" can also be used in the passive voice, where the subject is the one that is seen or perceived, rather than the one doing the seeing or perceiving:
The movie appears on the screen.
The truth will appear in time.