cullis

As nouns the difference between groove and cullis

is that groove is a long, narrow channel or depression; eg, such a slot cut into a hard material to provide a location for an engineering component, a tyre groove, or a geological channel or depression while cullis is (architecture) a gutter in a roof; a channel or groove.

As a verb groove

is to cut a groove or channel in; to form into channels or grooves; to furrow.

As a proper noun channel

is (by ellipsis) the english channel.

As a noun cullis is

(architecture) a gutter in a roof; a channel or groove.

As a proper noun roof

is (astronomy) a chinese constellation located near aquarius and pegasus, one of the 28 lunar mansions and part of the larger black turtle.

As a noun cullis is

(architecture) a gutter in a roof; a channel or groove.

As nouns the difference between gutter and cullis

is that gutter is a prepared channel in a surface, especially at the side of a road adjacent to a curb, intended for the drainage of water or gutter can be one who or that which guts while cullis is (architecture) a gutter in a roof; a channel or groove.

As a verb gutter

is to flow or stream; to form gutters.