Where does “macrobehaviour” come from?

macrobehaviour (English) comes from English behaviour, from English -iour, from English -our, from Middle English -our, from Old French -eor, from Latin -ator, from Latin -tor, from Proto-Italic -tōr.

Ancestry of “macrobehaviour”, step by step

macrobehaviour traces back through two separate lines of ancestry.

via English behaviour

StepLanguageWordMeaning
1EnglishbehaviourThe way a living creature behaves or acts; The...
2English-iourSuffix added to verbs to form nouns; Alternative...
3English-our
4Middle English-our
5Old French-eorAlternative form of -or
6Latin-ator-ator, -er; second-person singular future passive...
7Latin-tor-er
8Proto-Italic-tōrForms agent nouns to verb stems
9Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
10Proto-Indo-European-tor-s

via English macro

StepLanguageWordMeaning
1EnglishmacroVery large in scope or scale; Clipping of...
2Englishmacro-large; long; inclusive
3Frenchmacro-macro
4Latinmacro-large
5Ancient Greekμακρόςlong; tall, deep; far, distant
6Proto-Italicmakros
7Proto-Indo-Europeanmh₂ḱróslean, meager
8Proto-Indo-Europeanmeh₂ḱ-to raise, increase; long
Every word from Proto-Indo-European -tor-sEvery word from Latin -torEvery word from Middle English -our