Spermophile * Pronunciation: \ˈspər-mə-ˌfī(-ə)l\
* Function: noun
* Etymology: ultimately from Greek sperma seed + philosophy loving
* Date: 1824
: A Ground Squirrel
(Merriam-Webster)
D'oh * Function: noun
* Etymology: Popularisation through televisual media.
* Date: 1998
: An expression of disgruntled frustration or annoyance
(New Oxford English)
Smegma * Pronunciation: \ˈsmeg-mə\
* Function: noun
* Etymology: New Latin, from Latin, detergent, soap, from Greek smēgma, from smēchein to wash off, clean
* Date: circa 1819
: the secretion of a sebaceous gland; specifically : the cheesy sebaceous matter that collects between the glans penis and the foreskin or around the clitoris and labia minora
Hippopotomonstrosesquipedalian * Function: noun
* Etymology: Unknown
* Date: Unknown
: Pertaining to a very long word.