as a termination in certain people names (Iraqi, Israeli), it represents the common Semitic national designation suffix -i.
-i (2)
plural suffix sometimes preserved in English for words from Latin, it is the Latin plural of nouns of the second declension (such as focus/foci, radius/radii).
hysteric
hysterical
hysterics
hysteron-proteron
I
-i
-i-
I Ching
i'nt
I'se
I've
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