sinister is a valid English word

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

Meanings

Adjective (COMPARABLE)

Inauspicious, ominous, unlucky, illegitimate (as in bar sinister).
Evil or seemingly evil; indicating lurking danger or harm.
• sinister influences
(archaic) Of the left side.
• Antonym: dexter

sinister is a Scrabble valid word

sinister

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

sinister is an iScramble, QuickWords valid word

sinister

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

Same letters words (Anagrams)

• INSISTER
• RESISTIN
• SINISTRE

Same letters plus one

• DIRTINESS
• DISINSERT
• DISINTERS
• INSISTERS
• INSISTURE
• INSPIREST
• INVITRESS
• KIRSTEINS
• MINISTERS
• MINISTRES
• MISINSERT
• RAISINETS
• RESINITES
• RESISTING
• RESISTINS
• RETINOSIS
• RITZINESS
• SANITISER
• SISTERING
• SISTERKIN
• SPIRITENS
• STIRNWEIS
• SWERTISIN

Same letters minus one

• ESTRINS
• INSERTS
• SENITIS
• SESTRIN
• SINTERS
• SINTIRS
• SISTERN
• SISTINE
• SISTREN
• STINERS
• STRINES