Where does “illogically” come from?

Illogically derives from English illogical, from English logical, from English logic, from Latin lōgica, from Ancient Greek λόγος meaning speech or reason.

illogically (English): In an illogical manner, without following methods...

Definitions

  1. In an illogical manner, without following methods...

Ancestry of “illogically”, step by step

StepLanguageWordMeaning
1EnglishillogicalContrary to logic; lacking sense or sound...
2EnglishlogicalIn agreement with the principles of logic;...
3Englishlogiclogical; A method of human thought that involves...
4Frenchlogiquelogic; logical
5Latinlogicanominative feminine singular of logicus;...
6Latinlogicuslogical; reasonable
7Ancient GreekλογικόςBelonging to speech: prose; Belonging to reason:...
8Ancient GreekλόγοςThat which is said: word, sentence, speech,...
9Ancient GreekλέγωI put in order, arrange, gather; I choose, count,...
10Proto-Indo-Europeanleǵ-to gather, collect, with derivatives meaning to...
Every word from Proto-Indo-European leǵ-