caffeine is a valid English word

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

Meanings

Noun (USUALY UNCOUNTABLE)

An alkaloid, C₈H₁₀N₄O₂, found naturally in tea and coffee plants which acts as a mild stimulant on the central nervous system. (from 1830)
• Coordinate terms: guaranine, mateine, theine

caffeine is a Scrabble valid word

caffeine

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

caffeine is an iScramble, QuickWords valid word

caffeine

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

Same letters words (Anagrams)

• CAFFIENE

Same letters plus one

• CAFFEINES

Same letters minus one

• CAFFEIN
• FAIENCE
• FIANCEE