I love the German word verbesserungsbedürftig, meaning in need of improvement. I’m not German, but thought this was a cracking word.
Anticonstitutionnellement
In a manner that is against the constitution.
Antidisestablishmentarianism
opposition to the disestablishment of the Church of England
Also bonus Welsh town name:
Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch
Literally translated, the long form of the name means: “[The] church of [St.] Mary (Llanfair) [of the] pool (pwll) of the white hazels (gwyn gyll) near to [lit. “over against”] (go ger) the fierce whirlpool (y chwyrn drobwll) [and] the church of [St.] Tysilio (Llantysilio) of the red cave (gogo[f] goch)”
Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch
A weatherman saying it went viral ~9 years ago, if anyone wants to hear the pronunciation: