Monophthongise is valid Scrabble Word

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

Definitions for MONOPHTHONGISE in dictionary:

Words related to MONOPHTHONGISE

monophthongised27 monophthongises26

Words that contain MONOPHTHONGISE

monophthongised27 monophthongises26
Find what other words can be done using letters: "monophthongise"
https://scrabble-word.com/finder/monophthongise
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