1. The names of several plants belonging to different genera.

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

• oimpernel,
• limpernel,
• -impernel,
• 0impernel,
• pumpernel,
• pjmpernel,
• pkmpernel,
• pompernel,
• p9mpernel,
• p8mpernel,
• pinpernel,
• pikpernel,
• pijpernel,
• pimoernel,
• pimlernel,
• pim-ernel,
• pimprenel,
• pympernel,
• pimporoll,
• pimperoll

• pamperer,
• pampered,
• pimproll.

The adjective form of the word "pimpernel" is "pimpernelian".

The plural of the "pimpernel" can be the "pimpernels".

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