Proto-Semitic

Pre-Classical Sebastic

Number

External Plural

Feminine
Nominative
-ātu / -ātu

Oblique
-āta / -āta

Classical Sebastic

Gender

Masculine
Masculinity is generally unmarked in the singular.

Feminine
Feminine stems tend to be followed by -et- in the singular.

Definiteness

-iħ????????????

Case

Nominative
-u

Oblique
-a

Instrumental
-ił

Number

Dual

Nominative
-ē

Oblique
-ā+Any consonant following the oblique dual is palatalized

Instrumental
-āł+Pronounced [a:.ɬ]

External Plural

Many nouns can be pluralized externally.

Masculine
Nominative
-ū

Oblique
-ē

Instrumental
-īł+Pronounced [i:.ɬ]

Feminine
Oblique
-ēta

Instrumental
-ētił

Internal Plural

Some nouns are pluralized by altering the stem.

Common patterns

Singular Stem	Plural Stem	Example Singular	Example Plural
C1i/uC2C3-	əC1C2ēC3-
C1aC2C3-	əC1C2ū/ōC3-	vāt-	əvyūt-
C1aC2C3-	əC1C2ēC3-	kelv-	əklēv-
əC1C2īC3- / C1ēC2iC3	C1iC2C2ēC3	əchqīl-	chiqqēl-

Modern Literary Sebastic

Definiteness

-biħ??????????????????

Colloquial Galilean Sebastic

Colloquial Diasporal Sebastic