buyo-buyo
Soft, loose flesh or material that jiggles when touched. Unpleasantly soft and lacking firmness.
💡Poking at leftover gelatin — 'The old jelly was buyo-buyo and gross.'
お腹がぶよぶよになってしまった。
My belly has become buyo-buyo flabby.
After months without exercise, my arms felt ___ and weak.
運動をサボって腕が○○になった。