• speculum,
• apiculum,
• zpiculum,
• xpiculum,
• dpiculum,
• epiculum,
• wpiculum,
• soiculum,
• sliculum,
• s-iculum,
• s0iculum,
• spicilum,
• spicculum,
• spikulum,
• Spiculam,
• spikilum,
• spicilim,
• spickulum,
• spickalum,
• spiccalum

• special,
• spackle,
• speckle,
• spicule,
• speculum,
• spicily,
• specular,
• speckled,
• spacial.

The adjective form of the word "spiculum" is "spicular".

The plural of the "spiculum" can be the "spicula".

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