The difference between Cello and Shoulder

Cello as a noun (musical instruments):

A large stringed instrument of the violin family with four strings, tuned from lowest to highest C-G-D-A, and played with a bow, also possessing an endpin to support the instrument's weight.

Cello as a noun:

cellophane

Shoulder as a noun (anatomy):

The part of an animal's body between the base of the neck and forearm socket. The part of the human torso forming a relatively horizontal surface running away from the neck. The joint between the arm and the torso, sometimes including the surrounding muscles, tendons, and ligaments. A cut of meat comprising the upper joint of the foreleg and the surrounding muscle. The portion of a garment where the shoulder is clothed.

Shoulder as a noun:

Anything forming a shape resembling a human shoulder.

Shoulder as a noun (topography):

A shelf between two levels. A part of a road where drivers may stop in an emergency; a hard shoulder. The portion of a hill or mountain just below the peak. A lateral protrusion of a hill or mountain. The angle of a bastion included between the face and flank. An abrupt projection which forms an abutment on an object, or limits motion, etc., such as the projection around a tenon at the end of a piece of timber.

Shoulder as a noun (printing):

The flat portion of type that is below the bevelled portion that joins up with the face.

Shoulder as a noun (of an object):

The portion between the neck and the body. The rounded portion of a stringed instrument where the neck joins the body. The rounded portion of a bottle where the neck meets the body. The angled section between the neck and the main body of a cartridge.

Shoulder as a noun (figurative):

That which supports or sustains; support.

Shoulder as a noun:

The part of a key between the cuts and the bow.Parts of a Yale lock-type key

Shoulder as a verb (transitive):

To push (a person or thing) using one's shoulder.

Shoulder as a verb (transitive):

To put (something) on one's shoulders.

Shoulder as a verb (transitive):

To place (something) against one's shoulders.

Shoulder as a verb (transitive, figuratively):

To bear a burden, as a financial obligation.

Shoulder as a verb (transitive, figuratively):

To accept responsibility for.

Shoulder as a verb (transitive):

To form a shape resembling a shoulder.

Shoulder as a verb (intransitive):

To move by or as if by using one's shoulders.

Shoulder as a verb (transitive):

To round and slightly raise the top edges of slate shingles so that they form a tighter fit at the lower edge and can be swung aside to expose the nail.

Shoulder as a verb (intransitive):

To slope downwards from the crest and whitewater portion of a wave.