1. A quilted bed stuffed with hair, wool &c.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• matresse,
• mattree,
• matteres,
• materels,
• mitress,
• matrress,
• mattrs,
• mattre,
• motoress,
• matresss,
• matteress,
• matttress,
• matress,
• materess,
• waittress,
• maturness,
• watiress,
• hatress,
• mattess,
• matres

• mathers.

The adjective form of the word "mattress" is "mattress-related" or "mattress-like".

The plural of the "mattress" can be the "mattresses".

The singular of the "mattress" can be the "mattress".