1. Marked by firm determination or resolution; not shakable
   "unwavering loyalty"
   - firm, steadfast, steady, stiff, unbendable, unfaltering, unshakable, unshakeable 
2. Not showing abrupt variations
   - level

See also: resolute, steady, unwaveringly

• genus Commelina
• genus Commiphora
• genus Compsognathus
• genus Comptonia
• genus Condylura
• genus Conepatus
• genus Conferva
• genus Conilurus
• genus Coniogramme
• genus Conium
• genus Connarus
• genus Connochaetes
• genus Conocarpus
• genus Conoclinium
• genus Conopodium
• genus Conospermum
• genus Conradina
• genus Consolida
• genus Contopus
• genus Conuropsis
• genus Convallaria
• genus Convolvulus
• genus Conyza
• genus Copernicia
• genus Coprinus