Where does “pseudorandomisation” come from?

pseudorandomisation (English) comes from English randomisation, from English -isation, from English -ation, from Middle English -acioun, from Old French -ation, from Latin -ātiō, from Latin -tiō, from Latin dissertātiō — small stone, pebble; gravel, rubble.

Ancestry of “pseudorandomisation”, step by step

pseudorandomisation traces back through two separate lines of ancestry.

via English randomisation

StepLanguageWordMeaning
1EnglishrandomisationAlternative spelling of randomization
2English-isationalternative form of -ization
3English-ationAn action or process; The result of an action or...
4Middle English-aciounForms nouns denoting an action, act, or doing,...
5Old French-ationation
6Latin-ātiō
7Latin-tiōtion, -ation, -ing
8Latindissertātiō(spoken) dissertation, discourse, disquisition
9Latindissertusarranged, disposed; explained
10Latindissereresecond-person singular future passive indicative...
11Latindis-asunder, apart, in two; reversal, removal;...
12Latincalceusshoe
13Latincalxlimestone; chalk; the finish line
14Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English pseudo

StepLanguageWordMeaning
1EnglishpseudoAn intellectually pretentious person; a...
2Englishpseudo-False, not genuine, fake
3Ancient Greekψευδήςlying, false, untrue; deceived, beguiled
4Ancient Greek-ήςadjective suffix
5Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
6Proto-Indo-European-ess
7Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Ancient Greek χάλιξ