speedless

Adj

Lacking success or prosperity; not prosperous; unfortunate; unsuccessful.
Without speed; slow; sluggish or steady.

Origin / Etymology

From Middle English spedles, equivalent to speed + -less.

Antonyms

Scrabble Score: 12

speedless is not valid in Scrabble (US) TWL Dictionary
speedless is not valid in Scrabble (MW) Merriam-Webster Dictionary
speedless is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 0

speedless is not valid in Words With Friends