noninflectional
adjective
non·in·flec·tion·al
| \ ˌnän-in-ˈflek-shnəl
, -shə-nᵊl\
, -shə-nᵊl\
Definition of noninflectional
: not relating to or characterized by inflection : not inflectional
a noninflectional vowel/affix a noninflectional language
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