The story
- Proto-Indo-European*gʷʰer-
- Proto-Indo-European*gʷʰermos
- Proto-Hellenic*kʷʰermós
- Ancient Greekθερμός (thermós)
- Englishthermo-
- Frenchdynamique
- Englishdynamic
- Englishthermodynamic
- English todaythermodynamically
From thermodynamic + -ally.
Etymology from Wiktionary, CC BY-SA 4.0.