English caffeine

← German Caffein (borrowed)

← German Kaffein (mention)

← German Coffein (mention)

← German Koffein (mention)

← German Kaffee (mention)

← German Kaffe (mention)

← German Koffee (mention)

← German Koffe (mention)

← English (suffix)

← English ine (suffix)

← French caféine (borrowed)

← French café (mention)

← Italian caffè (borrowed)

→ English caffeinism (suffix)

→ English caffeinate (suffix)

→ English supercaffeine (prefix)

→ English caffeinelike (suffix)

→ English cafedrine (affix)

→ English noncaffeine (prefix)

→ English caffeine-free (suffix)

→ English caffeineless (suffix)

→ Welsh caffîn (borrowed)

→ Japanese カフェイン (borrowed)

→ Korean 카페인 (borrowed)