TIP OF MY TONGUE
1200

Verb.

1. (especially in the US) charge (the holder of a public office) with misconduct.
2. call into question the integrity or validity of (a practice). 

What is Impeach

1400

Adjective.
1. Relating to Astronomy
2. (of an amount) extremely large.

What is Astronomical

1600

Noun. 

1. A person or thing that is a perfect example of a particular quality or type.

"she looked the ________ of elegance and good taste"

What is Epitome

1800

Verb.
1. [rare]  throw (someone) out of a window.
2. remove or dismiss (someone) from a position of power or authority. 

What is Defenestrate

2000

Adjective.
1. (of a word) polysyllabic; long.
2. characterized by long words; long-winded. 

What is Sesquipedalian 

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