Sis Definition

sĭs
noun
Webster's New World

(informal) Shortened form of sister.

Wiktionary
Synonyms:
Antonyms:
abbreviation
(UK) Secret Intelligence Service.
Wiktionary
suffix
Forming nouns of action or process.
(medicine) Form noun of condition.
Wiktionary

Other Word Forms of Sis

Noun

Singular:
sis
Plural:
sises

Origin of Sis

  • Ultimately from Ancient Greek -σις (-sis, “forms noun of action”), often via Latin or French.

    From Wiktionary

Find Similar Words

Find similar words to sis using the buttons below.

Words Starting With

Words Ending With

Unscrambles

sis