credence

1. Acceptance as true or valid; belief.
2. Claim to acceptance; trustworthiness.

apex

The highest point; the vertex

heirloom

A valued possession passed down in a family through succeeding generations.

flagellum

A long, threadlike appendage, especially a whiplike extension of certain cells or unicellular organisms that functions as an organ of locomotion.

facultative

a. Capable of occurring or not occurring; contingent. b. Not required or compulsory; optional.

eukaryote

A single-celled or multicellular organism whose cells contain a distinct membrane-bound nucleus.
eukaryotic adjective

From Quiz Guy on 2009-12-14 episode of A Way with Words

previvor
scronsonants
poinsettia
Christmas chrysanthemums
schadenfreude school
shtetl shtick
scrumptious scrapple
Lent
Shrovetide shrimp
sprocket spreadsheed
threescore thriftshops

philtrum

infranasal depression

Atonement

Amends or reparation made for an injury or wrong; expiation.

condescend

1. To descend to the level of one considered inferior; lower oneself. See synonyms at stoop1.
2. To deal with people in a patronizingly superior manner.

Convalescent

〈患者が〉回復期の;回復期患者の
a ～ ward　 回復期患者病棟.

one over x plus h, minus one over x, quantity over h

(1/(x+h)-1/x)/h

Words in Mary Roach's presentation

in-utero

pungent

sow

vulva

inseminate

titillate

conceive

copulate

Cease and desist

A cease and desist (also called C & D) is an order or request to halt an activity, or else face legal action. The recipient of the cease-and-desist may be an individual or an organization.

entomophilous, anemophilous

entomophilous
Botany.
Pollinated by insects.
entomophily noun

anemophilous
Pollinated by wind-dispersed pollen.
anemophily nous

Banjax

(rare, primarily Irish) To ruin or destroy.

salacious

1. Appealing to or stimulating sexual desire; lascivious.
2. Lustful; bawdy.

Bunionectomy

これをやったあとの痛みは出産より激しい場合もあるという。くわばらくわばら。

Pulmonic ingressive

Mentioned in the second topic of the episode distributed on 2009-03-23 of A Way with Words.
Wikipedia entry is here.

“Crown play time” puzzle

From the episode “Tweet, Tweet! Polly Wanna Cracker!” of the radio program “A Way with Words”.

Guess a word that could logically go before or after each of a trio of words. For example, if the three words are “nest,” “calories,” and “suit,” the answer is “empty,” as in “empty nest,” “empty calories,” and “empty suit.”

Q0: crown, play, time
Q1: blue, six, throat
Q2: bending, game, reader
Q3: bullet, gravy, toilet
Q4: actor, flaw, witness
Q5: office, spring, turtle
Q6: sea, center, weight
Q7: guest, Lincoln, master

A0: triple
A1: deep
A2: mind
A3: train
A4: character
A5: box
A6: dead
A7: bedroom

Extra question: Guess the “crown play time” word for A1 through A7.
Answer: set