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This is a phrase, rather than a single word, but youYou could say he's in a class by himselfin a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.

This is a phrase, rather than a single word, but you could say he's in a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.

You could say he's in a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.

2 added 49 characters in body
source | link

YouThis is a phrase, rather than a single word, but you could say he's in a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.

You could say he's in a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.

This is a phrase, rather than a single word, but you could say he's in a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.

1
source | link

You could say he's in a class by himself, meaning he's unique, unrivaled or has no equal.

Usain Bolt is in a class by himself.