Because it's French, it's trousseaux, but why would anyone need more than one?
She handed down her trousseau to her daughter. The bride's trousseau was made from the finest silk and lace.
Armand Trousseau died on 1867-06-27.
Armand Trousseau was born on 1801-10-14.
Georges Phillipe Trousseau was born on 1833-05-01.
Georges Phillipe Trousseau died on 1894-05-04.
The Bride's Trousseau - 1899 was released on: USA: November 1899
There is no plural form. Do and Do not are verbs
The plural form of him, her, or it is them. (objective pronouns)
Bridges is the plural form of bridge.
The plural form of "is" is "are."
The plural form of "I" is "we."
The plural form of "was" is "were."