As adjectives the difference between prefixal and prefinal
is that prefixal is that may be modified by the addition of a prefix while prefinal is immediately before the last.
prefixal
English
Adjective
(
en adjective)
(of a word) That may be modified by the addition of a prefix.
(of a term) Taking the role of a prefix.
Derived terms
* prefixally
prefinal
English
Adjective
(
-)
(linguistics) Immediately before the last.
- a prefinal consonant