quarto is a valid English word

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

Meanings

Noun (COUNTABLE AND UNCOUNTABLE)

(paper) A size of paper (7.5"-10" x 10"-12.5" or 190-254 x 254-312 mm). Formed by folding and cutting one of several standard sizes of paper (15"-20" x 20"-25" or 381-508 x 508-635 mm) twice to form 4 leaves (eight sides).
(printing) A book size, corresponding to the paper size.

quarto is a Scrabble valid word

quarto

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

quarto is an iScramble, QuickWords valid word

quarto

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

Same letters words (Anagrams)

• QUATRO

Same letters plus one

• EQUATOR
• QUARTOS
• QUATROS
• QUATUOR
• QUORATE
• TORQUAY

Same letters minus one

• AUTOR
• QATUR
• QUART
• QUORA
• QUOTA