πτερόν
pterón
“wing, feather”
6 words in English grow from this root.
Chiroptera
Natureχείρcheír
“hand-wing”
Helicopter
Scienceἕλιξhélix
“spiral wing”
Pteranodon
Natureπτερόνpterón
“toothless wing”
Pterodactyl
Natureπτερόνpterón
“wing finger”
Pteropod
Natureπτερόνpterón
“wing foot”
Pterosaur
Natureπτερόνpterón
“wing lizard”