• stocck,
• atopcock,
• ztopcock,
• xtopcock,
• dtopcock,
• etopcock,
• wtopcock,
• sropcock,
• sfopcock,
• sgopcock,
• syopcock,
• s6opcock,
• s5opcock,
• stipcock,
• stoppcock,
• stopcok,
• stopcockk,
• gorcock,
• storncock,
• stormcockk

• stepson,
• stupka,
• stopgap.

The adjective form of the word "stopcock" is "stopcocked".

The plural of the "stopcock" can be the "stopcocks".

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