supersign is a valid English word

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

Meanings

Noun (COUNTABLE)

(semiotics) A higher-level sign.
• Coordinate terms: subsign
(informal) A sign (panel bearing a message) that is highly technologically advanced or otherwise impressive.

supersign is not a Scrabble valid word

supersign

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

supersign is not an iScramble, QuickWords valid word

supersign

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

Same letters words (Anagrams)

• PERUSINGS

Same letters plus one

• GRUMPINESS
• PERCUSSING
• PRESSURING
• SPIGURNELS
• SUPERRINGS
• SUPERSIGNS

Same letters minus one

• PERSINGS
• PERSUING
• PERUSING
• PRESIGNS
• PRESSING
• PURSINGS
• REUSINGS
• SIGNEURS
• SPERSING
• SPIGNERS
• SPRINGES
• SPRUEING
• SPUNGERS
• SPURGINS
• SUPERING