match·book 
(măchbk′)
(măchbk′)n.
A small cardboard folder containing safety matches and having a striking surface along the bottom.
- synchronous
- synchronously
- synchronous motor
- synchronousness
- synchronous orbit
- synchronous rotation
- synchrony
- synchrotron
- synchrotron radiation
- synclinal
- syncline
- syncopal
- syncopate
- syncopation
- syncopator
- syncope
- syncopic
- syncretic
- syncretism
- syncretist
- syncretistic
- syncretize
- syncytial
- syncytium
- syndactyl