Where does “ongeldig” come from?

ongeldig (Dutch) comes from Dutch geldig, from Dutch gelden, from Middle Dutch gelden, from Old Dutch geldan, from Proto-West Germanic geldan, from Proto-Germanic geldaną, from Proto-Indo-European gʰeldʰ- — to repay, reward; to pay; to pay for, repay.

ongeldig (Dutch): invalid, void

Definitions

  1. invalid, void

Ancestry of “ongeldig”, step by step

ongeldig traces back through two separate lines of ancestry.

via Dutch geldig

StepLanguageWordMeaning
1Dutchgeldigvalid
2Dutchgeldento apply, to be applicable, to be in effect; to...
3Middle Dutchgeldento pay, to satisfy; to buy; to compensate, to...
4Old Dutchgeldanto pay
5Proto-West Germanicgeldanto pay for
6Proto-Germanicgeldanąto pay; to have/give value
7Proto-Indo-Europeangʰeldʰ-to repay, reward; to pay; to pay for, repay

via Dutch on

StepLanguageWordMeaning
1Dutchonrarely used as shorthand for oneven (odd), the prefix on- means not (corresponds to English un-)
Every word from Proto-Indo-European gʰeldʰ-Every word from Proto-Germanic geldanąEvery word from Proto-West Germanic geldan