• vutterbur,
• nutterbur,
• hutterbur,
• gutterbur,
• bytterbur,
• bhtterbur,
• bjtterbur,
• bitterbur,
• b8tterbur,
• b7tterbur,
• burterbur,
• bufterbur,
• bugterbur,
• buterbur,
• butturbur,
• budderbur,
• buterburr,
• buterbwr,
• buterbuer,
• buterbury

• butter bean,
• bitter-bark,
• Buterbaugh,
• butter-print,
• butterfield,
• butterfish,
• butter up,
• butterflower,
• batter bread,
• butterbean,
• Butterbaugh,
• butterfat,
• butterball,
• butterfly.

The adjective form of the word "butterbur" is "butterbur-like".

The plural of the "butterbur" can be the "butterburs".

The singular of the "butterbur" can be the "butterbur".