IPA: /ˈtʃʌbɪnəs/
KK: /ˈtʃʌbɪnɪs/
The condition of being slightly overweight or having a round shape.
The child's chubbiness made her look very cute and healthy.
Chubbiness → It is formed from "chubby" (of uncertain origin, possibly from Middle English *chubbe*, meaning stout or plump) and the suffix "-ness" (meaning the state or quality of). The word "chubbiness" refers to the state of being chubby or plump.
Think of the word 'chubby' describing someone who is plump, and remember that '-ness' indicates a state or quality, so 'chubbiness' means the quality of being chubby.