prosthesis
Artificial body part used to replace the organic part that is no longer functioning.
immersed
Having become absorbed or engrossed by something which has captured your attention.
saffron
An orangish powder used as a spice and seasoning agent which, Dahl reveals, also happens to be the world’s most expensive food as sold by weight.
stigma
Actually, there are other definitions for this word than the one you know. In this case, Dahl is using it in reference to its definition as the sticky part of the flower central to the pollination process.
tedious
A sense of boredom engendered specifically by repetition and lack of variability.
pompous
A display of self-importance and irritating satisfaction with oneself.
mortarboard
The funny little weirdly shaped hat worn only by those taking part in graduation ceremonies.
conkers
A game seemingly confined to British children involving a suspended chestnut which players take turns trying to knock down.
Michaelmas
A Christian feast held at the end of the September in honor of the Biblical archangel Michael.
appalling
Dreadfully distressing; horrific to the senses.
ambergris
A secretion produced by sperm whales which was instrumental in making whaling one of the most significant industries before electricity became widespread for lighting purposes.
twizzle
To move in a spinning or twisting motion back and forth.
enthralling
Conveying a sense of being fascinated by something.
impart
To bestow or offer a portion of something larger.
kiosk
A small booth or stand usually reserved for selling products or offering information.
indiscriminately
Done in a haphazard or unfocused manner lacking a strategy.
digitalis
Plant extract used in the treatment and management of certain heart conditions.
prefect
In British schools, older students who have attained a position of authority over other students.
bemoan
An expression of lamentation, regret or mourning.
chiffchaff
A small yellow-green bird common to Europe.