The difference between Litter and Sedan chair

Litter as a noun (countable):

A platform mounted on two shafts, or a more elaborate construction, designed to be carried by two (or more) people to transport one (in luxury models sometimes more) third person(s) or (occasionally in the elaborate version) a cargo, such as a religious idol.

Litter as a noun (collective, countable):

The offspring of a mammal born in one birth.

Litter as a noun (uncountable):

Material used as bedding for animals.

Litter as a noun (uncountable):

Collectively, items discarded on the ground.

Litter as a noun (uncountable):

Absorbent material used in an animal's litter tray

Litter as a noun (uncountable):

Layer of fallen leaves and similar organic matter in a forest floor.

Litter as a noun:

A covering of straw for plants.

Litter as a verb (intransitive):

To drop or throw trash without properly disposing of it (as discarding in public areas rather than trash receptacles).

Litter as a verb (transitive):

To scatter carelessly about.

Litter as a verb (transitive):

To strew (a place) with scattered articles.

Litter as a verb (transitive):

To give birth to, used of animals.

Litter as a verb (intransitive):

To produce a litter of young.

Litter as a verb (transitive):

To supply (cattle etc.) with litter; to cover with litter, as the floor of a stall.

Litter as a verb (intransitive):

To be supplied with litter as bedding; to sleep or make one's bed in litter.

Sedan chair as a noun:

A small litter or palanquin, seating a single person, often borne on two poles and carried by two people.