Uncommon

greasy
[gr-easy]
covered with or resembling grease; oily or slippery.

cognizance
[kog-nuh-zuhns]
awareness, realization, or knowledge; notice; perception

serendipitous
[ser-uhn-dip-i-tuhs]
come upon or found by accident; fortuitous

monotonous
[muh-not-n-uhs]
having very little inflection; limited to a narrow pitch range

retort
[ri-twart]
to reply to, usually in a sharp or retaliatory way

despot
[de-spo-pot]
one who has total power and rules brutally

moot
[moot]
subject to debate, dispute, or uncertainty

languor
[lang-ger ]
lack of energy or vitality; sluggishness

sanguine
[sang-gwin]
cheerfully optimistic, hopeful, or confident

clean
[kleen]
free from dirt, pollution, or unwanted matter

grok
[grok]
to communicate sympathetically

tumultuous
[too-muhl-choo-uhs]
full of tumult or riotousness; marked by disturbance and uproar

deride
[de-ryde]
to ridicule or mock someone or something

despondent
[dis-pon-dent]
feeling hopeless or discouraged

vespertine
[ves-per-tin]
of, relating to, or occurring in the evening

nonchalant
[non-shuh-lahnt]
coolly unconcerned, indifferent, or unexcited; casual

raze
[reyz]
to tear down; demolish; level to the ground

abate
[uh-beyt]
to reduce in amount, degree, intensity, etc.

conundrum
[kuh-nuhn-druhm]
a riddle, the answer to which involves a pun or play on words, as: "What is black and white and read all over? A newspaper."

maxim
[ma-xim-xim]
a common saying expressing a principle of conduct

picaresque
[pik-uh-resk]
pertaining to or characterized by a form of prose fiction originally developed in Spain in which the adventures of a roguish hero are described in a series of usually humorous or satiric episodes often depicting the everyday life of the common people

deathly
[deth-lee]
resembling death or very intense

caseous
[key-see-uhs]
cheeselike, especially in appearance, smell, or consistency

adamantine
[ad-uh-man-teen]
too hard to cut, break, or pierce