Where does “deceaseth” come from?

deceaseth (English) comes from English decease, from Old French decés, from Latin dēcessus — withdrawn, retired, departed, left.

deceaseth (English): third-person singular simple present indicative...

Definitions

  1. third-person singular simple present indicative...

Ancestry of “deceaseth”, step by step

deceaseth traces back through two separate lines of ancestry.

via English decease

StepLanguageWordMeaning
1EnglishdeceaseDeath, departure from life; To die
2Old Frenchdecésdeath
3Latindēcessuswithdrawn, retired, departed, left

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Latin dēcessusEvery word from Old French decésEvery word from English decease