Unalerted is valid Scrabble Word

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

Definitions for UNALERTED in dictionary:

Similar words containing ALERT without suffix ed and without prefix un

alert5 alerts6 alerted8 alerter7 alertly10 alertest8 alerting9 alertness9 overalert12 hyperalert18 alertnesses11 overalertness16 hyperalertness22 overalertnesses18
Find what other words can be done using letters: "unalerted"
https://scrabble-word.com/finder/unalerted
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