featherbed
/ˈfeðərbɛd/Definitions
1. noun
A bed or mattress, especially one filled with feathers or a soft material.
“She sank into the luxurious featherbed, feeling the softness envelop her.”
2. verb
To fill or pad with feathers or a soft material, typically to make a bed or mattress more comfortable.
“The hotel staff featherbedded the mattresses to make them feel more luxurious for the guests.”