inst - isot
- instep kick
- insulin
- insulting gesture
- insulting language
- inswinger
- intercept
- interclub match
- Intercontinental Cup
- interim coach
- interleague match
- intermuscular coordination
- Internal Audit Committee
- internal auditor
- internal malleolus
- International Broadcast Centre
- International Federation of Professional Footballers' Associations
- International Football Association Board
- international match
- international player
- international referee
- International Standard
- International Transfer Certificate
- interpassing
- interrupted suture
- interval method
- interval training
- intramuscular coordination
- investing cartilage
- ischaemia
- ischial bone
- ischium
- isolated camera
- isometric contraction
