Oferdrencan

of-er-dren-can* (I imagine this sounds something like over-drinking.)**

verb (Old English)
1. To drink excessively with the intention of getting drunk.
Yesterday was a write-off because I was oferdrencan again and got totally befuddled the night before.

Synonyms: gedrincan,*** getting drunk, intemperance, over drinking,

* I found this word in the Old English Thesaurus, which is a kind of online database of neat old words. You can also skim through a print edition on Google Books.
** Any help you can offer with the pronunciation of Old English words would be greatly appreciated.
*** Also a fun Old English word, but not as fun as oferdrencan.
Warning: Over drinking can lead to the following situations: "Das Alles wär nie passiert."

Herþbelig

herþbelig (I have no idea how to say this.)*

noun (Old English)**
1. Scrotum.
His vibrato sounded like he was driving a tractor over a ploughed field with weights tied to his herþbelig!

Synonyms: a word to amuse people with at parties, scrotum.

* I imagine it is said something like: "Herp-be-lig," but greatly look forward to your suggestions!
** You can find this and many other wonderful words in the Old English Thesaurus.