whereby is a valid English word

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

Meanings

Adverb (NOT COMPARABLE)

(interrogative obsolete) By what, in which direction; how.
• Whereby goest thou?
By which.
(nonstandard) Where, wherein, in which.

whereby is a Scrabble valid word

whereby

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

whereby is an iScramble, QuickWords valid word

whereby

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

Same letters words (Anagrams)

• none

Same letters plus one

• HYPERWEB
• WETHERBY
• WHYBELER

Same letters minus one

• HEBREW
• HEREBY