Aftermost and Retral

Aftermost adjective - Located closest to the stern or tail.

Retral and aftermost are semantically related. In some cases you can use "Retral" instead an adjective "Aftermost".

Retral adjective - Moving or directed or tending in a backward direction or contrary to a previous direction.

Aftermost and retral are semantically related. Sometimes you can use "Aftermost" instead an adjective "Retral".