1. The upward line in writing.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• instrokke,
• oustroke,
• ypstroke,
• hpstroke,
• jpstroke,
• ipstroke,
• 8pstroke,
• 7pstroke,
• uostroke,
• ulstroke,
• u-stroke,
• upestroke,
• upstoke,
• upstrke,
• upstrok,
• upstorke,
• Outstryke,
• upsaroka,
• upstrk,
• Upbryke

• upstair,
• upstage,
• upstate,
• upstart,
• upstream.

The adjective form of the word "upstroke" is "upward" or "upward-stroke".

The plural of the "upstroke" can be the "upstrokes".

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