• oolyoicous,
• lolyoicous,
• -olyoicous,
• 0olyoicous,
• pilyoicous,
• pklyoicous,
• pllyoicous,
• pplyoicous,
• p0lyoicous,
• p9lyoicous,
• pokyoicous,
• popyoicous,
• pooyoicous,
• poltoicous,
• polgoicous,
• polhoicous,
• poluoicous,
• pol7oicous,
• pol6oicous,
• polyiicous

• polysaccharide,
• polymorphous,
• polypeptide,
• polytechnic,
• polyploid,
• polysemous,
• polytheistic,
• polyelectrolyte.

The adjective form of "polyoicous" is "polyoicous".

The plural form of "polyoicous" is "polyoicous". The word itself does not change when referring to multiple instances or entities.

The singular form of the word "polyoicous" is "polyoicous". There is no change in the word when going from plural to singular.