Where does “unpredictably” come from?

Unpredictably derives from English unpredictable, from English predictable, from English predict, from Latin dicere meaning to say, traced to Proto-Indo-European óynos and ano-.

unpredictably (English): In an unpredictable way

Definitions

  1. In an unpredictable way

Ancestry of “unpredictably”, step by step

StepLanguageWordMeaning
1EnglishunpredictableUnable to be predicted; An unpredictable thing
2EnglishpredictableAble to be predicted
3EnglishpredictTo make a prediction: to forecast, foretell, or...
4Frenchprédireto predict, foretell
5Italianpredicareto preach
6Spanishpredicarto preach
7Latinpraedicōto proclaim, declare publicly
8Latindīcōto say, talk, speak, utter, mention
9Latin-tiōtion, -ation, -ing
10Latindissertātiō(spoken) dissertation, discourse, disquisition
11Latindissertusarranged, disposed; explained
12Latindissereresecond-person singular future passive indicative...
13Latindis-asunder, apart, in two; reversal, removal;...
14Latincalceusshoe
15Latincalxlimestone; chalk; the finish line
16Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Ancient Greek χάλιξ
unpredictably — Etymology, Origin & Word History | Etymology Explorer