badinage
banter, light repartee
colloquy
a conference, formal conversation
dissemble
to disguise, pretend, feign
expatiate
to elaborate, dilate, discourse
hegemony
dominance, predominance, leadership
macerate
to soften, to emaciate
maelstrom
a whirpool
nascent
beginning to exist, incipient
ostensible
pretending, seeming, apparent
peripatetic
walking about, itinerant
phlegmatic
unemotional, impassive, undemonstrative
precipitous
extremely steep
profligate
extravagant, wasteful; dissolute, immoral, abandoned
putative
supposed, reputed
raillery
banter, good-natured teasing
to flog a dead horse
to continue to make an issue of something that is over
the die is cast
an unchangeable decision has been made
a cat’s paw
a person used as a tool or a dupe
coup de grace
the finishing stroke
poly-
many
post-
after
phobia
fear
-ing
action or process