Uncommon

dilute
[dih-loot]
to make less concentrated ; to diminish the strength or flavor of something.

vigorous
[vig-er-us]
strong, healthy, and full of energy

obfuscate
[ob-fuh-skeyt, ob-fuhs-keyt]
to confuse, bewilder, or stupefy; to make obscure or unclear

precocious
[pr-eco-ous]
advanced, developing ahead of time

uitwaaien
[out-vahyn]
the Dutch practice of jogging or walking into the wind, especially in the winter, for the purpose of feeling invigorated while relieving stress and boosting one’s general health

wraith
[reyth]
a ghost or ghostlike image of someone, especially one seen shortly before or after their death

innate
[ih-neyt]
existing in one from birth; inborn; native

evolution
[ev-uh-loo-shun]
a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)

ambrosial
[am-broh-zhuhl]
exceptionally pleasing to taste or smell; especially delicious or fragrant