Unobtained is valid Scrabble Word

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

Definitions for UNOBTAINED in dictionary:

Similar words containing OBTAIN without suffix ed and without prefix un

obtain8 obtains9 obtained11 obtainer10 reobtain10 obtainers11 obtaining12 preobtain13 reobtains11 obtainable14 obtainment14 preobtains14 reobtained13 obtainments15 preobtained16 reobtaining14 preobtaining17 unobtainable16 obtainability20 obtainabilities19
Find what other words can be done using letters: "unobtained"
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