This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. resembling a knob

adj. pleasantly small

adj. Full of, or covered with, knobs or hard protuberances.

adj. Irregular; stubborn in particulars.

adj. Abounding in rounded hills or mountains; hilly.

Having knobs or hard protuberances.

Abounding in rounded hills or mountains; hilly.

Hard; stubborn.

adj. having knobs

"His first eight days in captivity he spent in a room called the knobby room, a kind of torture room."

unshapely   

knobbly   

irregular    hilly    bossy    nubby    lumpy    knobbly    knotty    whelky   

Bobbi    Bobbie    Bobby    Hobby    Rabi    Robbie    Robby    blobby    bobby    dobie   

arthritic    knotty    pudgy    gnarled    fleshless    scaly    meaty    gnarly    chitinous    spindly