Where does “supramajority” come from?

supramajority (English) comes from English majority, from Middle French maiorité, from Medieval Latin maioritatem, from Latin maioritas, from Latin -tās, from Proto-Indo-European -teh₂ts, from Proto-Indo-European -teh₂, from Proto-Indo-European -tós — Creates verbal adjectives from verb stems.

Ancestry of “supramajority”, step by step

supramajority traces back through two separate lines of ancestry.

via English majority

StepLanguageWordMeaning
1EnglishmajorityMore than half of some group; The difference...
2Middle Frenchmaioritémajority
3Medieval Latinmaioritatemaccusative singular of māiōritās
4Latinmaioritasmajority; superiority
5Latin-tāsty, -dom, -hood, -ness, -ship
6Proto-Indo-European-teh₂tsUsed to form nouns representing state of being
7Proto-Indo-European-teh₂Used to form nouns representing state of being
8Proto-Indo-European-tósCreates verbal adjectives from verb stems

via English supra

StepLanguageWordMeaning
1EnglishsupraUsed to indicate that the current citation is...
2Georgianსუფრაtablecloth; the table on which supra is conducted
3Persianسفرهtablecloth
4Arabicسُفْرَةvictuals; table, especially for eating
Every word from Proto-Indo-European -tósEvery word from Latin -tāsEvery word from Proto-Indo-European -teh₂