The Greek word for smoke is
καπνός

Translations for smoke and their definitions

καπνός
1. n-m. smoke
δεν υπάρχει καπνός χωρίς φωτιά (there is no smoke without fire)
2. n-m. tobacco (plant and its products)

καπνίζω
1. v. smoke
Η καμινάδα καπνίζει. - The chimney’s smoking.
2. v. to smoke (food)
Καπνίζουμε το ψάρι πάνω σε ξύλα. - We are smoking the fish over the wood.
3. v. smoke (inhale and exhale smoke) (cigarette, etc)
Θέλω να καπνίσω ένα τσιγάρο. - I want to smoke a cigarette.