• cara,
• craks,
• crac,
• craxes,
• xrax,
• vrax,
• frax,
• drax,
• ceax,
• cdax,
• cfax,
• ctax,
• c5ax,
• c4ax,
• crzx,
• crsx,
• crwx,
• crqx,
• xcrax,
• cxrax

• Cruz,
• creaky,
• crex,
• Cris,
• crease,
• croaky,
• crus,
• creach,
• croak,
• crux,
• creak,
• crag,
• Creasy,
• creasey,
• creagh.

The adjective form of "crax" is "craxy" or "craxian". However, it is important to note that "crax" is not a recognized English word, and therefore, the adjective form may not be commonly used or understood.

The plural form of the word "crax" is "craxes".

The singular form of the word "crax" is "crax".