Where does “suicidal” come from?

Suicidal comes from English suicide, which derives from English aldehyde, itself from German Aldehyd.

suicidal (English): Pertaining to suicide; Likely to commit, or to...

Definitions

  1. Pertaining to suicide; Likely to commit, or to...

Ancestry of “suicidal”, step by step

StepLanguageWordMeaning
1English-álOf or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also
2EnglishaldehydeAny of a large class of reactive organic...
3GermanAldehydaldehyde
4Latinalcoholkohl, collyrium, stibium; any other powder...
5Andalusian Arabicكُحُول—
6Arabicكحلantimony; kohl, stibnite; black coloring of the...
7Arabicكُحْلantimony; kohl, stibnite
8Akkadianguḫlumkohl, antimony paste

Words derived from “suicidal”

Every word from Akkadian guḫlum →Every word from English -ál →Every word from Arabic كُحْل →