Prehardening is valid Scrabble Word

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

Definitions for PREHARDENING in dictionary:

Words related to PREHARDENING

preharden15

Similar words containing HARDEN without suffix ing and without prefix pre

harden10 hardens11 hardened13 hardener12 reharden12 hardeners13 hardening14 preharden15 rehardens13 hardenings15 prehardens16 rehardened15 unhardened15 hardenable16 prehardened18 rehardening16 superharden17 superhardens18 superhardened20 superhardening21
Find what other words can be done using letters: "prehardening"
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