Sib is valid Scrabble Word

Is sib a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is sib valid Words with Friends?
Words with Friends YES

Definitions for SIB in dictionary:

Words related to SIB

sibb8 sibs6 sybbe12

How to use SIB in a sentence

Find what other words can be done using letters: "sib"
https://scrabble-word.com/finder/sib
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