Compartment vs Tier - What's the difference?

As nouns the difference between compartment and tier

is that compartment is a room, or section, or chamber while tier is animal.

(en noun)

A room, or section, or chamber

:* "Two men were seated in a well-lighted compartment of a third-class carriage."

One of the parts in which an area is subdivided.

(biochemistry) Part of a protein that serves a specific function.

(heraldry) A mound (often of grass) beneath the shield in a coat of arms on which the supporters stand.

(tie)

(en noun)

One who ties (knots, etc).

Something that ties.

From (etyl), (etyl) .

(en noun)

A layer or rank, especially of seats or a wedding cake.

(en verb)

To arrange in layers.

To cascade in an overlapping sequence.

* * * * * English heteronyms ----