knob

US /nɑːb/
UK /nɑːb/
1.

nhô lên

1.

nhô lên

a rounded lump or ball, especially at the end or on the surface of something.

:
lumpbumpprotuberanceprojectionprotrusionbulgeswellingknotnodenodulegnarlgrowthoutgrowthexcrescencecarbuncletumorbossstudballknopnubumbonuggetpatcakecubechunkdolloppiecebitportionwedgehunkbarslabgobbetgob