First-class and Valuable

First-class adjective - Of the very best kind.

Valuable and first-class are semantically related. In some cases you can use "Valuable" instead an adjective phrase "First-class".

Valuable adjective - Commanding a large price.

First-class and valuable are semantically related. Sometimes you can use "First-class" instead an adjective "Valuable".

Nearby Words: value, valuing, valued, valuation, valuably