1. To separate, as an alkali from ashes by percolation.

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

• leath,
• lech,
• litch,
• lotch,
• lath,
• ldtch,
• lrtch,
• l4tch,
• l3tch,
• leych,
• le6ch,
• le5ch,
• letxh,
• letvh,
• letfh,
• letdh,
• letcg,
• leetch,
• lytch,
• letche

• Letts,
• leitz,
• Leduc,
• lettish,
• lettuce,
• Leitzke,
• leitch.

The adjective form of the word "Letch" is "Letchy".

The plural form of the word "Letch" is "Letches".

The singular form of the word "Letch" is "Letcher".