What are the word records for containing five types of consonants, longest?

language/english/spelling/consonants/subset.of.word/containing.five.types.of.consonants New

New entry, edited from material collected for the archive and not yet in a released version.

Problem

What are the word records for containing five types of consonants, longest?
(Spelling / Consonants / Subset of Word)

[ Editor: question framed by the editor from the headings of the Taxonomy of Wordplay. ]

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[ Editor: from the Taxonomy of Wordplay, www.questrel.com, retrieved 28 Oct 2026. Classes (common, uncommon, hyphenated words, phrases), scores, ties (-t) and the source codes in brackets are explained in language/english/word.records.introduction. ]

common words: internationalization, institutionalization (20-t)
uncommon words: counterreconnaissances, transubstantiationists (22-t)
hyphenated word: pleasantness-unpleasantnesses (28)

-- Taxonomy of Wordplay, www.questrel.com