Good / as good as new.
Above average / it is a relatively good condition for a secondhand book.
Average / normal condition for a secondhand book.
Almost average / minor damage but is the average condition as a secondhand book.
Little under average / below average with a little damage that stands out.
Below average / condition is not below par and therefore not suitable for a collection. However it is recommended for anyone who wants to read it without having to worry about a collector's price.
Damaged / significantly damaged.
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