brassiere

As a letter s

is the letter s with a.

As a noun brassiere is

(dated) a bra.

As nouns the difference between brassiere and bralette

is that brassiere is (dated) a bra while bralette is a kind of bra without an underwire.

As nouns the difference between brassiere and brasier

is that brassiere is (dated) a bra while brasier is .

As nouns the difference between brassiere and bustier

is that brassiere is an item of underwear worn to support the breasts; now commonly shortened to bra while bustier is a tight-fitting women's top, frequently strapless, worn either as an undergarment or as outerwear.

As an adjective bustier is

comparative of busty.

In dated|lang=en terms the difference between brassiere and brassiere

is that brassiere is (dated) a bra while brassiere is (dated) a bra.

As nouns the difference between brassiere and brassiere

is that brassiere is (dated) a bra while brassiere is (dated) a bra.

As nouns the difference between bistro and brassiere

is that bistro is (small european-style restaurant) while brassiere is (dated) a bra.

As a noun brassiere

is an item of underwear worn to support the breasts; now commonly shortened to bra.

As an adjective brassier is

comparative of brassy.

As nouns the difference between brassiere and corselette

is that brassiere is (dated) a bra while corselette is a woman's undergarment that is a combination of a corset and a brassiere; a corselet.