hep·tyl 
(hĕp-təl)
(hĕp-təl)adj.
Relating to or being a hydrocarbon unit, C7H15, that can occur as a substituent in an organic compound or as an ion or radical.
- light a fire under
- light a fire under
- light air
- light at the end of the tunnel
- light board
- light bread
- light breeze
- light bulb
- light chain
- light-emitting diode
- lighten
- lighten
- lighten up
- lighter
- lighter
- lighterage
- lighter-than-air
- lightface
- lightfaced
- light-fingered
- light-fingeredness
- lightfoot
- light-footed
- light-footedly
- light-footedness