Where does “rictus” come from?

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

rictus (Catalan): rictus

Definitions

  1. rictus

Ancestry of “rictus”, step by step

StepLanguageWordMeaning
1Latinrictusthe gaping of a mouth, as when laughing or...
2Latin-tusForms the past participle of verbs; Forms...
3Proto-Italic-tus—
4Proto-Indo-European-tusDerives action nouns from verb roots
Every word from Proto-Indo-European -tus →Every word from Latin -tus →Every word from Latin rictus →