acc is a valid English word

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

Meanings

Proper noun

Initialism of: Association of Corporate Counsel.
Initialism of: American Chemistry Council.
Initialism of: Air Coordinating Committee.

Noun (COUNTABLE)

(fan fiction) Initialism of: author-created character, a new character who is added into a fanfic's cast of 'official' characters.
(automotive) Initialism of: adaptive cruise control. (See Wikipedia entry on Autonomous cruise control system)
(linguistics) Abbreviation of: accusative.

acc is not a Scrabble valid word

acc

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

acc is an iScramble, QuickWords valid word

acc

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

Same letters words (Anagrams)

• CAC
• CCA

Same letters plus one

• AACC
• ACCA
• ACCH
• ACCP
• ACCS
• ACCT
• ACCY
• ACMC
• ADCC
• AICC
• ANCC
• BACC
• BCCA
• CAAC
• CACA
• CACK
• CALC
• CASC
• CCAA
• CCAS
• CCAV
• CCIA
• CCPA
• CECA
• CMCA
• COCA
• CPAC
• CSAC
• CUCA
• ECAC
• ECCA
• FCCA
• IACC
• ICAC
• LACC
• LCAC
• NCCA
• QCCA
• RACC
• SCCA
• TCCA
• VACC
• WACC

Same letters minus one

• AC
• CA
• CC