The difference between Couch and Term

Couch as a noun:

An item of furniture, often upholstered, for the comfortable seating of more than one person.

Couch as a noun:

A bed, a resting-place.

Couch as a noun (art, painting and gilding):

A preliminary layer, as of colour or size.

Couch as a noun (brewing):

A mass of steeped barley spread upon a floor to germinate, in malting; or the floor occupied by the barley.

Couch as a verb:

To lie down; to recline (upon a couch or other place of repose).

Couch as a verb (archaic):

To lie down for concealment; to conceal, to hide; to be concealed; to be included or involved darkly or secretly.

Couch as a verb:

To bend the body, as in reverence, pain, labor, etc.; to stoop; to crouch.

Couch as a verb (transitive):

To lay something upon a bed or other resting place.

Couch as a verb (transitive):

To arrange or dispose as if in a bed.

Couch as a verb (transitive):

To lay or deposit in a bed or layer; to bed.

Couch as a verb (transitive):

To lower (a spear or lance) to the position of attack.

Couch as a verb (ophthalmology, transitive):

In the treatment of a cataract in the eye, to displace the opaque lens with a sharp object such as a needle. The technique is regarded as largely obsolete.

Couch as a verb (paper-making, transitive):

To transfer (for example, sheets of partly dried pulp) from the wire mould to a felt blanket for further drying.

Couch as a verb (sewing, transitive):

To attach a thread onto with small stitches in order to add .

Couch as a verb:

To phrase in a particular style; to use specific wording for.

Couch as a noun:

, a species of persistent grass, Elymus repens, usually considered a weed.

Term as a noun:

Limitation, restriction or regulation.

Term as a noun:

Any of the binding conditions or promises in a legal contract.

Term as a noun:

That which limits the extent of anything; limit; extremity; bound; boundary.

Term as a noun (geometry, archaic):

A point, line, or superficies that limits.

Term as a noun:

A word or phrase, especially one from a specialised area of knowledge.

Term as a noun:

Relations among people.

Term as a noun:

Part of a year, especially one of the three parts of an academic year.

Term as a noun:

Duration of a set length; period in office of fixed length.

Term as a noun (of a patent):

The maximum period during which the patent can be maintained into force.

Term as a noun (archaic):

A menstrual period.

Term as a noun (mathematics):

Any value (variable or constant) or expression separated from another term by a space or an appropriate character, in an overall expression or table.

Term as a noun (logic):

The subject or the predicate of a proposition; one of the three component parts of a syllogism, each one of which is used twice.

Term as a noun (astrology):

An essential dignity in which unequal segments of every astrological sign have internal rulerships which affect the power and integrity of each planet in a natal chart.

Term as a noun (architecture):

A quadrangular pillar, adorned on top with the figure of a head, as of a man, woman, or satyr.

Term as a noun (nautical):

A piece of carved work placed under each end of the taffrail.

Term as a verb:

To phrase a certain way; to name or call.

Term as an adjective (medicine, colloquial):

Born or delivered at term.

Term as a noun (computing, informal):

terminal

Term as a verb (ambitransitive):

To terminate one's employment

Term as a noun:

One whose employment has been terminated