cosmopolitan is a valid English word

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

Meanings

Adjective (COMPARABLE)

Inclusive; affecting the whole world.
(of a place or institution) Composed of people from all over the world.
(of a person) At ease in any part of the world; familiar with many cultures.

Noun (COUNTABLE)

A cosmopolitan person; a cosmopolite.
A cocktail containing vodka, triple sec, lime juice and cranberry juice.
• Synonym: cosmo
(North American dated) The butterfly species.
• Synonym: cosmopolite, painted lady

cosmopolitan is a Scrabble valid word

cosmopolitan

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

cosmopolitan is an iScramble, QuickWords valid word

cosmopolitan

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

Same letters words (Anagrams)

• none

Same letters plus one

• COMPOSITIONAL
• COSMOPOLITANS
• OPTOPLASMONIC

Same letters minus one

• MONOPLASTIC