Weirdest spellings and Pronunciations.

here's the 1st one..
ZENZIZENZIZENZIC
it means "The eighth power of a number."

And similarly the sixth power is zenzicube, the square of a cube.

In fact i can give thousands but here are a few...

ANTIMACASSAR - A protective or decorative cloth over the back of a chair.

CIRCUMBENDIBUS - A roundabout process or method; a twist, turn; circumlocution.

FLORILEGIUM - A collection of writings; a portfolio of flower pictures.

FLOCCINAUCINIHILIPILIFICATION - The action or habit of judging something to be worthless.

DISCOMBOBULATE - To confuse, upset or disconcert.

GABERLUNZIE - A beggar.

ONOMASTICON - A vocabulary or dictionary of proper names or place names.

MUSTERDEVILLERS - A type of mixed grey woollen cloth.

INCUNABULUM - A book printed before 1501 (sometimes 1500).

LACKADAISICAL - Lacking enthusiasm and determination; carelessly lazy.

NINNYHAMMER - A fool or simpleton.

MALLEMAROKING - The carousing of seamen on board Greenland whaling ships.

XENOGLOSSY - The ability to speak a language without having learned it.

VALETUDINARIAN - A person who is unduly anxious about their health.

SKIMMINGTON - A noisy procession intended to bring ridicule on an erring husband or wife.

TAUTOCHRONE - A curve on which an object falling under gravity will reach the bottom in the same amount of time, no matter from where it starts.

SESQUIPEDALIAN - Relating to a long word; characterised by using long words.

TINTINNABULATION - A ringing or tinkling sound.

SABERMETRICIAN - A person who studies baseball statistics.

QUINCUNX - Five objects arranged so that four are at the corners of a square or rectangle and the fifth is at its centre.

RHADAMANTHINE - Rigorously just and severe.