The story
- Ancient Greek · borrowed fromταχύς“fast”
- English todayisotach
From iso- + Ancient Greek ταχύς (takhús, “fast”) (see tachy-).
Words from the same roots
Ancient Greekταχύς all →
tachycardiatachydidaxytachyhydrite
Etymology from Wiktionary, CC BY-SA 4.0.