The playground 'gives every appearance of' being a safe place for children [=the playground appears to be a safe place for children], but a tragic accident occurred there recently.
He has announced that this will be his final/last 'appearance' with the band. [=the last time that he will perform in public with the band]
I wasn't expecting him to come and was surprised by his sudden 'appearance'. [=I was surprised when he suddenly appeared/arrived]
(..) in and ...not to wear a wig. - Interesting. - A good quiz question. I should check that one out. Of all the people on the films, his appearance has changed the least over the years. There's still a mass of unruly white hair and the beard and mustache... ...and always a ready smile. (..)2012 The Hobbit: An Unexpected Journey
(..) for this platform anyway. So you're, like, nine or ten foot tall. GOBLIN : Yeah! In spite of the gross repellant appearance of the King of the Goblins... ...he's a highly intelligent man. No tricks. I want the truth, warts and all. Something quite Kiwi about him, in a way. (..)2012 The Hobbit: An Unexpected Journey