Extension and Fin

Extension noun - The act of making longer.

Fin and extension are semantically related. In some cases you can use "Fin" instead a noun "Extension".

Nearby Words: extend, extended, extent, extensive, extensively

Fin noun - Organ of locomotion and balance in fishes and some other aquatic animals.

Extension and fin are semantically related. Sometimes you can use "Extension" instead a noun "Fin".

Nearby Words: finned, finback, finland