Gone for ever and Irrecoverable

Irrecoverable and gone for ever are semantically related In some cases you can replace term "Irrecoverable" with "Gone for ever", this terms are similar.

Irrecoverable adjective - Not capable of being cured or reformed.

Gone for ever and irrecoverable are semantically related in lost topic. You can use "Gone for ever" instead an adjective "Irrecoverable", if it concerns topics such as unrecoverable.