"Hypermiling" validity in different word game dictionaries

Dictionary Validity
Scrabble US(US/Canada/Thailand - TWL/NWL) Yes
Scrabble UK(International - SOWPODS/CSW) No
Words with Friends(WWF) No

"hypermiling" Definition

  1. the use of fuel-saving techniques (such as lower speeds and frequent coasting) to maximize a vehicle's fuel mileage

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