Yes, sweat is playable
...and is worth 8 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Sweat" Definition
noun
A condition or period of sweating: worked up a sweat raking leaves.
A run given to a horse as exercise before a race.
Condensation of moisture in the form of droplets on a surface.
Informal An anxious, fretful condition.
verb-intransitive
Informal To fret or worry.
Informal To suffer much, as for a misdeed.
Informal To work long and hard.
To condense atmospheric moisture.
To excrete perspiration through the pores in the skin; perspire.
verb-transitive
Metallurgy To join (metal parts) by interposing cold solder and then heating.
Slang To extract (information) from someone under duress: The police sweated the information out of the suspect.
Slang To interrogate (someone) under duress: sweated the suspected spy for hours.
To cause to perspire, as by drugs, heat, or strenuous exercise.
To cause to work excessively; overwork.
idiom
No sweat Slang Easily done or handled.
Sweat blood Informal To work diligently or strenuously.
Sweat blood Informal To worry intensely.
Sweat bullets Slang To sweat profusely.
phrasal-verb
Sweat out Slang To endure anxiously: sweat out an exam.
We love the game of Scrabble®, which is why we created Free Scrabble Dictionary - a simple lookup tool to check if the word you want to play is valid in the game of Scrabble®. At the top of every page, you can enter your word and click "Search Dictionary." We'll let you know whether your word is playable and provide a few definitions as well.