59 Five-vowel words

Here is a list of words that have all five vowels in them, compiled in the last year by my students and the good people at Babble:

adventitiously
aeronautic
ambidexterously
arenicolous
auctioned
auctioneer
auditioned
augmentation
authoritative
autoerotic
behaviour
bougainvillea
cauterization
cautiousness
countermanding
dialogue
electrometallurgies
equivocal
eulogia
eunoia <--shortest with only 6 letters
euphoria
facetiously <-- has all vowels in alphabetical order
foundationless
gelatinous
gramineous
gregarious
hellacious
intravenous
miaoued
miscellaneous
mountaineer
nefarious
ostentatious
precarious
questionable
questionnaire
recapitulatory
regurgitation
reinstitutionalization
revolutionary
sacrilegiously
sequoia
subcontinental
ultraconservative
ultrafashionable
ultrarevolutionaries <-- has each vowel exactly twice
unaccompanied
unaccomplished
unappropriated
unauthorized
uncompanionable
uncongenial
uncontaminated
undemocratic
unexceptionably
unidirectional
unifoliate
unimpressionable
unincorporated

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