changeable
changeful
active
activist
activistic
adrift
adroit
afloat
agile
alive
alternating
ambitendent
ambivalent
amorphous
animated
at loose ends
aureate
bouncing
bouncy
brass
brassy
brazen
breakneck
breezy
brisk
bronze
bronzy
bubbly
buoyant
capricious
changing
chipper
choppy
clever
copper
coppery
coquettish
crafty
cunning
cupreous
cuprous
dashing
desultory
deviable
deviating
deviative
deviatory
different
mercury
Mercury
mercuric
congenial
crotchety
erratic
excitable
exuberant
fickle
flighty
hot-headed
impulsive
inconstant
irascible
irresolute
irritable
jovial
light-hearted
moody
unsteady
untrustworthy
vivacious
volatile
wayward
Muriel