Where does “legengesztelhetetlenebb” come from?

legengesztelhetetlenebb (Hungarian) comes from Hungarian engesztelhetetlenebb, from Hungarian engesztelhetetlen, from Hungarian engesztel, from Hungarian -eszt, from Hungarian -sz, from Proto-Slavic sь, from Proto-Balto-Slavic śis, from Proto-Indo-European ḱís — resin, gum; to say, speak.

Ancestry of “legengesztelhetetlenebb”, step by step

StepLanguageWordMeaning
1Hungarianengesztelhetetlenebb
2Hungarianengesztelhetetlenimplacable
3Hungarianengesztelto appease, conciliate; to soften, conciliate,...
4Hungarian-esztAdded to a verb or less frequently to a noun to...
5Hungarian-szUsed to form the second-person singular present...
6Proto-Slavicthis
7Proto-Balto-Slavicśisthis here
8Proto-Indo-Europeanḱísthis
9Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
10Middle Englishkyt
11Germankittputty certain kinds of cement used for fixing e.g. window panes
12Old High Germankuti
13Proto-West Germanickwidugum, resin
14Proto-Germanickweduzresin
15Proto-Indo-Europeangʷet-resin, gum; to say, speak
Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduzEvery word from Proto-West Germanic kwidu