| Meaning | order, harmony |
| Origin | Greek |
| Gender | gender neutral |
| Opposite gender | Cosmo |
| Popularity | Unique |
| Length | 5 |
| Syllables | 2 |
| Syllabification | Cos-mo |
| Cosima |
| Cosmina |
| Cosma |
| Cosmia |
| Cosima |
| Cosette |
| Charlotte |
| Catherine |
| Caroline |
| Cassandra |
| Christina |
| Christine |
| Chloe |
| Claire |
| Camille |
| Cecilia |
| Cosi |
| Coco |
| Mossy |
| Ozzy |
| Mo |