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Beginning
1
English
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1.1
Noun
1.2
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SIs
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From Wiktionary, the free dictionary
See also:
Appendix:Variations of "sis"
English
[
edit
]
Noun
[
edit
]
SIs
plural
of
SI
Anagrams
[
edit
]
ISS
,
SSI
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English non-lemma forms
English noun forms
English palindromes
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SIs
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