His body sprouts fingers thicker than carrots. They grip me knobbily. He rocks back and forth like a leaky old boat shakes on the ocean.
Wikipedia foundation.
knobbily — ˈnäbə̇lē adverb : in such a way as to form protuberances her knobbily corseted bulk Marcia Davenport … Useful english dictionary
knobbily — knob·bi·ly … English syllables