lax
careless
bane
curse
prudent
cautious; careful
ossify
harden
metamorphosis
change of form
temperament
characteristic frame of mind
pristine
primitive, unspoiled
idyllic
charmingly carefree
alacrity
cheerful promptness; eagerness
geniality
cheerfulness
progeny
offspring
indiscriminate
choosing at random
exculpate
clear from blame
vindicate
clear from blame; exonerate
ingenious
clever; resourceful
cajole
coax; wheedle
synthesis
combining parts into whole
analogous
comparable
brevity
conciseness
coda
concluding section of a musical