• keastways,
• peastways,
• oeastways,
• lwastways,
• lsastways,
• ldastways,
• lrastways,
• l4astways,
• l3astways,
• lezstways,
• lesstways,
• lewstways,
• leasways,
• deastways,
• lgastways,
• leestways,
• lenthways,
• seaststays,
• wastwayr,
• Coastwaeys

• leastwise,
• legateship,
• least shrew.

The adjective form of the word "leastways" is "leastwise".

The plural form of the word "leastways" is also "leastways." It is already considered a plural form on its own, so it does not change when used in a plural context.

The singular form of "leastways" is "leastway".