retarder is a valid English word

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

Meanings

Noun (COUNTABLE)

Something which retards or slows.
• Synonym: bottleneck, inhibitor, retardant, limiter
(mechanical engineering) A device for slowing down large trucks, lorries, buses, shunted railway wagons.
(baking) A refrigerator used to slow down proofing of yeast when making dough.

retarder is a Scrabble valid word

retarder

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is valid in Scrabble ✔
• 00 points

retarder is an iScramble, QuickWords valid word

retarder

• The word is valid in iScramble ✔
• The word is valid in QuickWords ✔
• 00 points

Same letters words (Anagrams)

• RETARRED

Same letters plus one

• PARTERRED
• RETARDERS

Same letters minus one

• DREARER
• RERATED
• RETRADE
• RETREAD
• TREADER