byssus is a valid English word

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

Meanings

Noun (USUALY UNCOUNTABLE)

An exceptionally fine and valuable fibre or cloth of ancient times. Originally used for fine flax and linens, the word was later extended to fine cottons, silks, and sea silk.
The long fine silky filaments excreted by several mollusks (particularly species) by which they attach themselves to the sea bed, and from which sea silk is manufactured.
(mycology) The stipe or stem of some fungi which are particularly thin and thread-like.

byssus is a Scrabble valid word

b3y4s1s1u1s1

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

byssus is an iScramble, QuickWords valid word

b1y2s3s4u5s6

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

Same letters words (Anagrams)

• none

Same letters plus one

• ABYSSUS
• BUSSEYS
• BUYSSES

Same letters minus one

• BUSSY
• SUSSY
• SUSYS