ETF
- Charles University
- ETF Ride Systems
- ETF Securities
- Early termination fee
- Egyptian Tennis Federation
- Electron-transferring flavoprotein
- Emergency Task Force (Toronto Police Service)
- Employees' Trust Fund
- Escape the Fate
- European Training Foundation
- European Transport Workers' Federation
- Evangelical Theological Faculty
- Exchange-traded fund
- Sports table football
- University of Belgrade School of Electrical Engineering