Part 1.
primarily
for the most part
suppliant
humbly entreating
compulsory
required by rule
hemisphere
half of a sphere
salubrious
promoting health
villainous
extremely wicked
Part 2.
altercation
a noisy quarrel
disposition
your usual mood
precipitous
extremely steep
superimpose
place on top of
temperament
your usual mood
magniloquent
lofty in style
Part 3.
core
the center of an object
vain
unproductive of success
whet
make keen or more acute
cache
a hidden storage space
fetid
offensively malodorous
inane
devoid of intelligence
Part 4.
spate
a sudden forceful flow
terse
brief and to the point
throw
propel through the air
cogent
powerfully persuasive
concur
happen simultaneously
deduce
conclude by reasoning