• sliepnir,
• sleipner,
• slepneir,
• slepnir,
• spleipnir,
• seilpnir,
• sleipneer

• slipper,
• sliver,
• slumber,
• sniper,
• sleepover,
• slippers,
• slapstick,
• sleek.

The adjective form of the word "Sleipnir" is "Sleipnirian".

The plural form of the word "sleipnir" is also "sleipnir".

The singular form of the word "sleipnir" is "sleipnir". "Sleipnir" is actually a proper noun in Norse mythology, referring to the eight-legged horse ridden by the god Odin.