IPA: /ˈnʌm.nəs/
KK: /nʌm.nəs/
A condition where a person feels a lack of sensation or feeling in a part of the body, or a reduced ability to feel emotions.
After sitting in the same position for too long, I experienced numbness in my legs.
Numbness → It is formed from "numb" (from Old English "numb", meaning unable to feel) and the suffix "-ness" (meaning the state or quality of). The word "numbness" refers to the state of being unable to feel or lacking sensation.
Think of the word 'numb' which means unable to feel, and remember that 'numbness' describes the state of being unable to feel.