acapnia

The story

1. Ancient Greek · derived fromἄκαπνος“without smoke”
2. New Latin · borrowed fromacapnia
3. English todayacapnia

From New Latin acapnia, from Ancient Greek ἄκαπνος (ákapnos, “without smoke”), from ἀ- (a-, “not”) + καπνός (kapnós, “smoke”).