• scaters,
• masterws,
• cateers,
• cnters,
• ceters,
• castals,
• costers,
• custmers,
• oasters,
• costes,
• qauters,
• cansters,
• cousters,
• casties,
• culsters,
• gansters,
• caesers,
• castel,
• custers,
• castr

• castrate,
• caster,
• castries,
• coaster,
• castruita,
• castor,
• masters,
• castrated,
• Castorena,
• Coster,
• castrillo,
• castrato,
• caters,
• canters,
• custer,
• castroism,
• Castrejon,
• casts,
• castro,
• Casterline.

The adjective form of the word "casters" is "castor".