Observationally is valid Scrabble Word

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

Definitions for OBSERVATIONALLY in dictionary:

Words related to OBSERVATIONALLY

observational18

Similar words containing OBSERVATIONAL without suffix ly

observational18
Find what other words can be done using letters: "observationally"
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