The Latin word fumus
Word fumus
Transliteration fumus
Meaning smoke
See also Cappadocian Greek: φός ‘dust’
Hittite: tuḫ-ḫu-iš ‘smoke, vapor’

Other words that might be of interest
sol ‘sun’, ignis ‘fire’, cinis ‘ash’, acerbus ‘bitter, gloomy, dark’, candidus ‘bright, shining, white’, clarus ‘clear, bright, famous, illustrious’