Add-on and Ell

Add-on noun - Something that is not necessary in itself but adds to the convenience or performance of the main piece of equipment.

Ell and add-on are semantically related. In some cases you can use "Ell" instead a noun phrase "Add-on".

Ell noun - An extension at the end and at right angles to the main building.

Add-on and ell are semantically related. Sometimes you can use "Add-on" instead a noun "Ell".

Nearby Word: Elly