push·rod also push rod 
(pshrŏd′)
(pshrŏd′)n.
A rod moved by a cam to operate the valves in an internal-combustion engine.
- surely
- sureness
- sure thing
- surety
- surety bond
- suretyship
- surf
- surface
- surface-active
- surface dive
- surface diver
- surface diving
- surface-effect ship
- surface mail
- surface of revolution
- surface plate
- surface structure
- surface tension
- surface-to-air missile
- surface-to-surface missile
- surface wave
- surfactant
- surf and turf
- surfbird
- surfboard