What is the meaning of Sii?

ISO 639-3 language code for Shom Peng.

first-person singular pronoun; I, me

fish

to be

to have (used in forming the perfect tense)

seed

fruit

a grain of rice

pill

alternative spelling of sie

genet

water

water

urine

to urinate

synonym of siihirsi

second-person singular imperative of essere

second-person singular subjunctive of essere

genitive singular of sion

to say

they (more than two of them)

obsolete form of sfii

to give

iff

Source: wiktionary.org