Where does “presumeth” come from?

presumeth (English) comes from English presume, from English presumably, from English -ably, from English -ly, from English grisly, from Middle English grisely, from Old English grisliċ, from Old English -līċ.

presumeth (English): Third-person singular simple present indicative...

Definitions

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

Ancestry of “presumeth”, step by step

presumeth traces back through two separate lines of ancestry.

via English presume

StepLanguageWordMeaning
1EnglishpresumeTo be so presumptuous as (to do something) without proper authority or permission
2Englishpresumablyable to be sensibly presumed
3English-ablyUsed to form adverbs corresponding to adjectives...
4English-lyUsed to form adjectives from nouns, the...
5EnglishgrislyHorrifyingly repellent; gruesome, terrifying;...
6Middle Englishgrisely
7Old Englishgrisliċgrisly, horrible; dreadful, horrid
8Old English-līċsuffix forming {{glossary|adjective}}s meaning...
9Proto-Germanic*-līk

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Proto-Germanic *-līkEvery word from English -lyEvery word from Old English -līċ