• impast,
• impants,
• impotus,
• imposses,
• imputs,
• implats,
• imposted,
• improts,
• lamposts,
• impost,
• impots,
• imposst,
• impostes,
• impostris,
• impoasts,
• imspots,
• Impouls,
• Unposts,
• Imposhum,
• Impusts

• impasto,
• impose,
• impost,
• impostor,
• imposes,
• imposingly,
• impossibly,
• imposter,
• imposition,
• imposed,
• impossible,
• imposing,
• imposture,
• imports.

The adjective form of the word "imposts" is "impostal".