Formal:
* Alimbate: This is the most formal and specific term for lacking limbs.
* Limbless: This is a common and straightforward term.
Informal:
* Armless and legless: This is a more descriptive and direct phrase.
* Quadriplegic: This refers to paralysis of all four limbs.
* Amputee: This refers to a person who has had limbs removed, although not necessarily all of them.
Figurative:
* Devoid of limbs: This emphasizes the absence of limbs.
* Severed from limbs: This highlights the separation from limbs.
The best word to use will depend on the specific context of your writing.