Sir is valid Scrabble Word

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

Definitions for SIR in dictionary:

Words related to SIR

siree5 sirra5 sirred7 sirring8 sirs4 towkay16

How to use SIR in a sentence

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