What is the adjective form of word pajamas?

There isn't a commonly used adjective form of the word "pajamas". However, you could use phrases like:

* Pajama-clad

* Pajama-wearing

* Pajama-style

* Pajama-like

For example:

* "She looked cozy in her pajama-clad outfit."

* "He walked around in pajama-wearing comfort."

* "The hotel offered pajama-style robes for guests."

* "The fabric had a pajama-like softness."