sill

As a noun sill

is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage.

As a verb cilla is

.

In anatomy terms the difference between head and sill

is that head is the rounded part of a bone fitting into a depression in another bone to form a ball-and-socket joint while sill is a raised area at the base of the nasal aperture in the skull.

As nouns the difference between head and sill

is that head is the part of the body of an animal or human which contains the brain, mouth, and main sense organs while sill is (also window sill) A horizontal slat which forms the base of a window.

As an adjective head

is of, relating to, or intended for the head.

As a verb head

is to be in command of. (See also {{term|head up|lang=en}}..

As a proper noun Head

is {{surname|from=Middle English}}, from residence near a hilltop or the head of a river, or a byname for someone with an odd-looking head.

As nouns the difference between taxonomy and sill

is that taxonomy is the science or the technique used to make a classification while sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage.

As nouns the difference between sill and zill

is that sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage while zill is brick.

As nouns the difference between sill and jill

is that sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage while jill is a female ferret or jill can be .

As a verb jill is

to masturbate.

As a noun sill

is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage.

As a proper noun lill is

.

As nouns the difference between sill and silyl

is that sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage while silyl is (inorganic chemistry) the radical sih₃ derived from silane.

As nouns the difference between sill and sile

is that sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage while sile is windowsill.

As nouns the difference between sill and nill

is that sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage while nill is shining sparks thrown off from melted brass.

As a verb nill is

to be unwilling; will not (+ infinitive ).

As nouns the difference between sill and sull

is that sill is (architecture) (also window sill ) a horizontal slat which forms the base of a window or sill can be (uk) a young herring or sill can be the shaft or thill of a carriage while sull is (obsolete) a plough.

As a verb sull is

to stop, to refuse to go on (of an animal - example - donkey or a possum plays dead).