cul·lis 
(kŭlĭs)
(kŭlĭs)n.
A gutter or groove in a roof.
[Middle English colis, from Old French coleis, channel, from coler, to pour, from Latin cōlāre, to filter, from cōlum, sieve.]
- subconsciousness
- subcontinent
- subcontinental
- subcontract
- subcontractor
- subcontrary
- subcortex
- subcortical
- subcortically
- subcritical
- subcultural
- subculture
- subcutaneous
- subcutaneously
- subcutis
- subdeacon
- subdeb
- subdebutante
- subdermal
- subdermally
- subdiaconal
- subdiaconate
- subdirectory
- subdiscipline
- subdivide