Where does “supersuspicious” come from?

supersuspicious (English) comes from English suspicious, from Old French sospecious, from Latin suspiciosus, from Latin suspiciō, from Latin suspicere, from Latin specere, from Latin specio, from Proto-Italic spekjō — to see, to look, to observe.

supersuspicious (English): Very suspicious

Definitions

  1. Very suspicious

Ancestry of “supersuspicious”, step by step

supersuspicious traces back through two separate lines of ancestry.

via English suspicious

StepLanguageWordMeaning
1EnglishsuspiciousArousing suspicion; Distrustful or tending to...
2Old Frenchsospecious
3Latinsuspiciosussuspicious
4Latinsuspiciōto look up at or to
5Latinsuspiceresecond-person singular present active subjunctive...
6Latinspecerepresent active infinitive of speciō;...
7LatinspecioI observe, watch, look at
8Proto-Italicspekjōto observe, to see
9Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
10Proto-Indo-Europeanspeḱ-to see, to look, to observe

via English super

StepLanguageWordMeaning
1EnglishsuperOf excellent quality, superfine; better than...
2Englishsuper-egoAlternative spelling of superego
3GermanÜber-Ichsuperego
4GermanIchego, the Ich; self, me, him, etc
5Middle High GermanichI
6Old High GermanihI
7Proto-West GermanicikI
8Proto-Germanic*ek
9Proto-Indo-Europeanéǵh₂I
Every word from Proto-Indo-European speḱ-