This is the 5546th most frequent German word.
best
"Best" in German means "best" or "most excellent" in English.
In this sentence, 'bester' is the superlative form of 'gut' describing the noun 'Freund'.
Du bist mein bester Freund.
You are my best friend.
Here, 'beste' represents the superlative degree of 'gut', functioning as an attributive adjective describing the noun 'Angebot'.
Das ist das beste Angebot, das ich je gesehen habe.
This is the best offer I have ever seen.
In this case, 'Bestes' operates as a nominalized adjective indicating effort or quality, used in the context of doing one's utmost.