Noun
the property of having a plump and round body
Source: WordNetI'm not a skinny girl. I push it. I'm at the limit of chubbiness at all times, but I'm happy at all times. Salma Hayek
For now, said Goldstone Brovarnik, the two are “just enjoying him — his chubbiness, his rolls, his laughter, everything!” Source: Internet
Over the years, many cultures have valued “chubbiness” or “curves” rather than thinness. Source: Internet