• bigness,
• bacon,
• igneous,
• bicornate,
• bones,
• bicorned,
• bighorn,
• bonus,
• Coins,
• bighorns,
• beckons,
• bongoes,
• banjos,
• bongos,
• bicorne,
• burns,
• books,
• big on,
• bicornuate.

The adjective form of "bicornuous" is "bicornate".

The plural form of the word "bicornuous" is "bicornuous." The word does not change in the plural form.

The singular form of the word "bicornuous" is "bicornuous". It is an adjective that does not have a distinct singular or plural form.