| Alcides | [pron: al'siydeez] original name of Hercules, after his grandfather Alceus |
| Cerberus | ['sairberus] three-headed dog guarding the entrance to the Underworld, originally 50-headed; charmed to sleep by Orpheus during his quest to rescue Euridice |
| copy | original, master-copy |
| costermonger | [sellers of fruit (originally ‘costard-apples’) and vegetables] barrow-boy, apple-seller |
| crest | [originally the plume of feathers on a] helmet, head-piece |
| imitation | artificiality, unoriginal notion |
| original | point of origin, cause, source |
| Parca | ['pron: 'pahrka] originally a Roman birth-goddess, later identified with the Parcae, goddesses who decide the destiny of humans |
| precedent | original text from which a copy is made |
| primal | primaeval, original, earliest |
| prime | first, original, initial |
| primitive | original, classical, typical |
| reversion | right of succession, situation of reverting to its original owner |