Epithesis
Epithesis , noun
[New Latin, from Greek {not transcribed} a putting on; 'epi` upon + {not transcribed} to place.]
The addition of a letter at the end of a word, without changing its sense; as, numb for num, whilst for whiles.
Epithesis , noun
[New Latin, from Greek {not transcribed} a putting on; 'epi` upon + {not transcribed} to place.]