upgrader is a valid English word

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

Meanings

Noun (COUNTABLE)

One who, or that which, upgrades.
A facility that upgrades bitumen into synthetic crude oil.

upgrader is a Scrabble valid word

u1p3g2r1a1d2e1r1

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

upgrader is not an iScramble, QuickWords valid word

u1p2g3r4a5d6e7r8

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

Same letters words (Anagrams)

• none

Same letters plus one

• REUPGRADE
• UPGRADERS

Same letters minus one

• DUERGAR
• GUARDER
• GUEPARD
• PRAGUER
• PREDRUG
• REGUARD
• UPGRADE