• contesa,
• contees,
• xontessa,
• vontessa,
• fontessa,
• dontessa,
• cintessa,
• ckntessa,
• clntessa,
• cpntessa,
• c0ntessa,
• c9ntessa,
• cobtessa,
• comtessa,
• cointessa,
• contesas,
• kontessa,
• fortesst,
• Conteza,
• Cointesa

• confess,
• contextual,
• contester,
• contois,
• comtism,
• contuse,
• contestable,
• centesis,
• context,
• contested,
• counts,
• contestant,
• contused,
• contest,
• contos,
• counters,
• contestee,
• contact,
• countess,
• canters.

The adjective form of the word "Contessa" is "Contessal".

The plural form of the word "Contessa" is "Contesse"

The singular form of the word "Contessa" is "Contessa" itself. "Contessa" is already a singular noun, referring to a female Italian noble or the wife of a Conte (Italian count).