What word or words would you like to hear in more common usage?

Sesquipedalian
Whither and thither
yonder used as an adverb not a noun

Abstemious
Snivelling
Churchillian
Batrachivorous
Concupisence
Antediluvian
Panjandrum
Sesquicentennial
Recrudescence
Brobdingnagian
Embiggenment
Malthusian