Siglas is valid Scrabble Word

Is siglas a scrabble word?
Official Scrabble Players Dictionary NO
Official Tournament and Club Word List NO
Collins Scrabble Words YES
Is siglas valid Words with Friends?
Words with Friends NO

Definitions for SIGLAS in dictionary:

Words related to SIGLAS

sigla6

Similar words containing SIGLA without suffix s

sigla6
Find what other words can be done using letters: "siglas"
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