• ballcony,
• ballsack,
• bollock,
• bawlcock,
• vallcock,
• nallcock,
• hallcock,
• gallcock,
• bzllcock,
• bsllcock,
• bwllcock,
• balcock,
• ballock,
• ballcok,
• ballkock,
• blakcock,
• daglocck,
• Helfcock,
• Mallamock,
• balcok

• balzac,
• ball cock.

The adjective form of the word "ballcock" is "ballcocked".

The plural of the "ballcock" can be the "ballcocks".

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