Where does “lidar” come from?

lidar (Old Portuguese) comes from Latin litigare, from Latin litigo, from Latin -igo, from Proto-Italic agō, from Proto-Indo-European h₂éǵeti, from Proto-Indo-European h₂eǵ- — to drive.

Ancestry of “lidar”, step by step

StepLanguageWordMeaning
1Latinlitigarepresent active infinitive of lītigō;...
2LatinlitigoI dispute, quarrel; I litigate, sue
3Latin-igoEnlargement of -ō; Suffixed to nouns and to...
4Proto-Italicagōdrive; push, impel; do, act
5Proto-Indo-Europeanh₂éǵetito be driving
6Proto-Indo-Europeanh₂eǵ-to drive

Words derived from “lidar”

Every word from Proto-Indo-European h₂eǵ- →Every word from Proto-Indo-European h₂éǵeti →Every word from Proto-Italic agō →