lassitude
Tiredness, weariness; lazy indifference
Gregarious
Sociable, pertaining to a flock or crowd
aggregate
Gather together, amount to (verb); constituting a whole made up of constituent parts
antipathy
Deep dislike, aversion, or repugnance
Glib
Fluent and easy in a way that suggests superficiality or insincerity
abate
reduce, diminish
Viable
Capable of living; practical, workable
Guile
Clever deceit, cunning, craftiness
acerbic
sour; harsh or severe
disabuse
free someone from a mistake in thinking
Acting on impulse, erratic (Hint: starts with a C)
capricious
desiccate
thoroughly dried up, dehydrated
Known or understood by only a few; obscure, secret
arcane
Tactless, lacking social grace, awkward, crude
Gauche
Declare or confirm with confidence, say
aver