Synonyms:
- April showers,
- Proteus,
- active,
- activist,
- activistic,
- alive,
- animated,
- antelope,
- arrow,
- aureate,
- blue darter,
- blue streak,
- bouncing,
- bouncy,
- brass,
- brassy,
- brazen,
- breezy,
- brisk,
- bronze,
- bronzy,
- bubbly,
- cannonball,
- chameleon,
- changeable,
- chipper,
- cloud shapes,
- copper,
- coppery,
- coquettish,
- courser,
- cupreous,
- cuprous,
- dart,
- eagle,
- ebullient,
- effervescent,
- electricity,
- energetic,
- express train,
- faddish,
- ferrous,
- ferruginous,
- fickle,
- flash,
- flighty,
- flirtatious,
- frisky,
- full of go,
- full of life,
- full of pep,
- gazelle,
- gilt,
- gold,
- gold-filled,
- gold-plated,
- golden,
- greased lightning,
- greyhound,
- hare,
- inconstant,
- iron,
- ironlike,
- jet plane,
- kaleidoscope,
- lead,
- leaden,
- light,
- lightning,
- live,
- lively,
- mercurial,
- mercurous,
- mercury,
- militant,
- moon,
- nickel,
- nickelic,
- nickeline,
- peppy,
- perky,
- pert,
- pewter,
- pewtery,
- rocket,
- rolling stone,
- scared rabbit,
- shifting sands,
- shot,
- silver,
- silver-plated,
- silvery,
- skittish,
- smacking,
- snappy,
- spanking,
- spirited,
- sprightly,
- spry,
- steel,
- steely,
- streak,
- streak of lightning,
- striped snake,
- swallow,
- the weather,
- thought,
- thunderbolt,
- tin,
- tinny,
- torrent,
- toying,
- undependable,
- unpredictable,
- unreliable,
- vacillating,
- versatile,
- vivacious,
- volatile,
- water,
- weather vane,
- weathercock,
- wheel of fortune,
- whirligig,
- wind,
- zingy