Etymology Explorer › English

Where does “lackadaisical” come from?

Lackadaisical comes from English lackadaisy, which derives from English aldehyde, which comes from Latin -icus, which traces to Proto-Indo-European -kos.

lackadaisical (English): Showing no interest, vigor, determination, or...

Definitions

  1. Showing no interest, vigor, determination, or...

Ancestry of “lackadaisical”, step by step

StepLanguageWordMeaning
1Englishlackadaisylackadaisical; lackaday
2EnglishalackAn expression of sorrow or mourning
3Middle Englishalacke—
4EnglishahAn expression of relief, relaxation, comfort,...
5Chinese阿—
6Englisharen’t—
7English-n’t—
8EnglishNot—
9Middle Englishnotnot; nothing, nought; nobody, no person
10Middle Englishnoughtnothing, none; not; iniquitous, wicked
11Old Englishnōwiht—
12Old Englishnenot; or, and not; "ne... ne..." is used to mean "...
13Proto-West Germanic*ne—
14Proto-Germanicnēnot
15Proto-Germanicainazone; some

Words derived from “lackadaisical”

  • lackadaisically
  • lackadaisicalness
Every word from Proto-Germanic ainaz →