Difference between Ace and First-rate

Ace

Part of speech: noun

Definition: A single point or spot on a playing card or die. A card or die face so marked. A very small quantity or degree; a particle; an atom; a jot. A serve made without the opponent hitting the ball. The best pitcher on the team. A hole in one. An expert at something. A military aircraft pilot who is credited with shooting down five or more enemy aircraft. A perfect score on a school exam.

Part of speech: verb

Definition: To pass (a test, interviews etc.) perfectly. To win a point by an ace. To make an ace (hole in one).

Part of speech: adjective

Definition: Excellent.

First-rate

Part of speech: noun

Definition: A ship of the line in the British navy that had over 100 guns on three gun decks

Part of speech: adjective

Definition: Describing a ship of the line in the British navy that had over 100 guns on three gundecksExceptionally good