-ης

Etymology
From, from masculine over  neuter substantive nouns. Afterwards used freely.

Suffix

 * 1) ending of parisyllabic masculine nouns, deriving from ancient 1st declension
 * 2) in -ης, -η, plural -ες, -ών, e.g.  <
 * 3) in -ής, -ή, plural -ές, -ών, e.g.  <
 * 4) ending of parisyllabic masculine nouns deriving from ancient 3rd declension
 * 5) in -ης, -η, plural -εις, -εων e.g.  <,  < ,  <
 * 6) ending of imparisyllabic masculine nouns deriving from ancient ,
 * 7) in -ης, plural -ηδες e.g.  <,  <
 * 8) in -ής, plural -ήδες  e.g.  <  from Hellenistic  < ancient
 * 9) ending of imparisyllabic masculine nouns borrowed from Turkish.
 * 10) in -τζής plural -τζήδες e.g.  < Turkish

Suffix

 * 1) ending of formal adjectives in -ης, -ης, -ες or -ής, -ής, -ές deriving from the corresponding ancient 3rd declension
 * e.g. <,  <
 * 1) ending of adjectives in -ης, -α, -ικο deriving from Medieval Greek
 * e.g.
 * 1) ending of adjectives in  plural -άρηδες borrowed from Latin.
 * e.g.
 * 1)  ending of adjectives in -ής, -ιά, -ί and indeclinable -ί, borrowed from Turkish  (-ι, -u, -ü) and extended to -ής, -ιά, -ί, mainly for names of colours
 * e.g. ,
 * examples: ("silver"), ,

Suffix

 * 1) genitive singular ending of feminine nouns and adjectives ending in -η deriving from ancient genitive  or
 * e.g. της φίλης < τῆς
 * e.g. της μουσικής < τῆς

Suffix

 * 1) adverbs in -ής deriving from genitive feminine ending, Hellenistic or Medieval.
 * e.g. ,

Suffix

 * 1) ending of 2nd person, singular, subjunctive used until the 1960s, deriving from its ancient  equivalent
 * , or < να λύνης <

Usage notes
The dated subjunctive endings -ης2nd singular, -η3rd singular, -ωμεν1st plural may be found in grammar books for Modern Greek published before 1976, when they were reedited to the identically-pronounced indicative endings -εις, -ει, -ουμε/-ομε as Demotic Greek became the official language of education in Greece.