As adjectives the difference between affixal and affinal
is that affixal is as or like an affix while affinal is (family) of a family relationship by marriage of a relative (or through affinity), as opposed to consanguinity; in-law.
affixal
English
Adjective
(-)
As or like an affix.
Derived terms
* affixally
affinal
English
Adjective
(-)
(family) Of a family relationship by marriage of a relative (or through affinity), as opposed to consanguinity; in-law.