ultragreen is a valid English word

Scrabble validity: invalid ( international - Sowpods, US - Twl06 )
iScramble validity: invalid
QuickWords validity: invalid

Meanings

Adjective (COMPARABLE)

(informal) Of a very vivid green colour.
(informal) Taking a great deal of responsibility for the natural environment.

ultragreen is not a Scrabble valid word

ultragreen

• International English (Sowpods) - The word is not valid in Scrabble ✘
• US English (TWL06) - The word is not valid in Scrabble ✘
• 00 points

ultragreen is not an iScramble, QuickWords valid word

ultragreen

• The word is not valid in iScramble ✘
• The word is not valid in QuickWords ✘
• 00 points

Same letters words (Anagrams)

• none

Same letters plus one

• REGRANULATE

Same letters minus one

• REGRUNTLE