in- -is

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See also: inis and -inis



From in- (not) and -is, with change to third declension i-stem.


in- -is

  1. -less, without, lacking

Usage notes[edit]

When affixed to a third-declension noun that has a contracted nominative singular form in -s from -t-s or -d-s, the adjective also has a contracted nominative singular form. Example: ars > *in-art-is > iners; frōns > *in-frond-is > īnfrōns.


Indeclinable portion with a third-declension two-termination adjective.

Number Singular Plural
Case / Gender Masc./Fem. Neuter Masc./Fem. Neuter
Nominative in- -is in- -e in- -ēs in- -ia
Genitive in- -is in- -ium
Dative in- -ī in- -ibus
Accusative in- -em in- -e in- -ēs
in- -īs
in- -ia
Ablative in- -ī in- -ibus
Vocative in- -is in- -e in- -ēs in- -ia

Derived terms[edit]