rfb is a valid English word

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

Meanings

Noun (COUNTABLE AND UNCOUNTABLE)

Initialism of: room, food and beverage. (offered as an incentive by casinos)
(countable computing telecommunications) Abbreviation of: remote frame buffer (protocol).
• Coordinate terms: VNC
(business) Initialism of: request for bid.

rfb is not a Scrabble valid word

rfb

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

rfb is not an iScramble, QuickWords valid word

rfb

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

Same letters words (Anagrams)

• FBR
• FRB
• RBF

Same letters plus one

• BARF
• BDRF
• BFFR
• FARB
• FBRS
• FORB
• FRAB
• FRBS
• FROB
• FRTB
• MBFR
• NRFB
• RBFS
• RFBS

Same letters minus one

• BF
• BR
• FB
• FR
• RB
• RF