• creps,
• erea,
• chx,
• cires,
• cied,
• clx,
• ca5e,
• cev,
• crees,
• comex,
• ckxx,
• cdex,
• creb,
• crx,
• craxx,
• crcx,
• creu,
• creex,
• creexs,
• cresx

• creek,
• crax,
• crag,
• cruise,
• crease,
• cruse,
• CROSE,
• cruce,
• Crusoe,
• carex,
• creche,
• Crooke,
• craze,
• croce,
• Cris,
• crace,
• crux,
• Crase,
• creech,
• creese,
• cruze,
• crus,
• creque,
• Cruz,
• crosse,
• crouse,
• croke,
• crake.

The plural form of "crex" is "crexes".

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