cossack is a valid English word

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

Meanings

Noun (COUNTABLE)

A member or descendant of an originally (semi-)nomadic population of Eastern Europe and the adjacent parts of Asia, formed in part of runaways from neighbouring countries, that eventually settled in parts of the Polish-Lithuanian Commonwealth and the Russian tsarist Empire (where they constituted a legendary military caste), particularly in areas now comprising southern Russia and Ukraine.
A member of a military unit (typically cavalry, originally recruited exclusively from the above).
(obsolete) A Ukrainian.

cossack is a Scrabble valid word

cossack

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

cossack is an iScramble, QuickWords valid word

cossack

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

Same letters words (Anagrams)

• CASSOCK

Same letters plus one

• CASSOCKS
• CASTOCKS
• COSSACKS
• SEACOCKS

Same letters minus one

• CASCOS
• SACCOS