| Evolve | (v) To develop slowly |
| Immutable | (adv) Unchangeable |
| Inveterate | (adj) Established |
| Malleable | (adj) Able to be shaped |
| Metamorphosis | (n) A transformation |
| Modulate | (v) To adjust |
| Protean | (adj) Readily taking on different forms |
| Sporadic | (adj) Irregular |
| Transmute | (v) To change form |
| Volatile | (adj) Subject to wide variation |