Erstwhile and Worn-out

Erstwhile adjective - Having been such at some previous time.

Worn-out and erstwhile are semantically related. In some cases you can use "Worn-out" instead an adjective "Erstwhile".

Worn-out adjective - Depleted in strength, energy, or freshness.

Erstwhile and worn-out are semantically related. Sometimes you can use "Erstwhile" instead an adjective phrase "Worn-out".