slake
Her passion for power remains unslaked.
Politicians, driven by the unslaked blood-thirst of the public, were spineless in this regard.

SMART Vocabulary: related words and phrases

Lasting for a long time
all-night
ancient
be going strongidiom
changeless
dateless
incorruptibility
incorruptible
incorruptibly
languish
lasting
nondurable
nondurable goods
of oldidiom
old
ongoing
timelessly
timelessness
until doomsday
venerably
year

unslakedadjective (CHEMICAL)

Unslaked lime(= a white chemical substance) has not been treated with water to produce a different chemical (calcium hydroxide):
Unslaked lime (CaO) was produced by heating limestone at high temperatures.
Unslaked fragments of shell are saved for the next batch.

SMART Vocabulary: related words and phrases

Physical & chemical processes
absorbable
absorptive
absorptive capacity
absorptivity
acidification
endothermic reaction
excitability
excitation
excite
exergonic
exothermic
exothermic reaction
impregnate
re-emit
reabsorb
react
reboil
recondense
scald
vaporize