side·wind·er 
(sīdwīn′dər)
(sīdwīn′dər)n.
1. A small rattlesnake (Crotalus cerastes) of the southwest United States and Mexico that moves by a distinctive lateral looping motion of its body and has a hornlike scaly projection above each eye.
2. A powerful swinging punch delivered from the side.
- inertia
- inertial
- inertial force
- inertial frame
- inertial guidance
- inertially
- inertial platform
- inertly
- inertness
- inescapable
- inescapably
- in escrow
- in essence
- inessential
- inessentiality
- inessive
- inestimable
- inestimably
- in evidence
- inevitability
- inevitable
- inevitableness
- inevitably
- inexact
- inexactitude