Where does “luctuosus” come from?

luctuosus (Latin) comes from Latin lūctus, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

luctuosus (Latin): sorrowful, sad; lamentable, doleful, mournful

Definitions

  1. sorrowful, sad; lamentable, doleful, mournful

Ancestry of “luctuosus”, step by step

StepLanguageWordMeaning
1Latinlūctusmourned, grieved, lamented
2Latin-tusForms the past participle of verbs; Forms...
3Proto-Italic-tus—
4Proto-Indo-European-tusDerives action nouns from verb roots

Words derived from “luctuosus”

Every word from Proto-Indo-European -tus →Every word from Latin -tus →Every word from Latin lūctus →