Best Curse Word Tournament!
Round 1
grumbletonian
paska
grumbletonian (English) /ɡɹʌmbl̩.toʊniən/ a complainer; someone who is unhappy with their government
paska (Finnish) /ˈpɑskɑ/ shit
seen from Russia

seen from China
seen from Türkiye
seen from China
seen from Belgium
seen from Türkiye
seen from Ukraine

seen from Japan

seen from Honduras

seen from China

seen from Switzerland
seen from China
seen from Türkiye
seen from China
seen from Netherlands

seen from Russia

seen from Russia

seen from Malaysia

seen from Malaysia
seen from Uzbekistan
Best Curse Word Tournament!
Round 1
grumbletonian
paska
grumbletonian (English) /ɡɹʌmbl̩.toʊniən/ a complainer; someone who is unhappy with their government
paska (Finnish) /ˈpɑskɑ/ shit
grumbletonian.
My first guess was: an alternate formulation of classical mechanics in which the practitioner noodles for a few minutes at the blackboard before dismissively muttering that the problem is "obviously trivial".