Where does “completest” come from?

Completest derives from the superlative of complete, from Middle English compleet, from Latin completus meaning "filled up" or "finished," from compleo meaning "to fill up," formed with the prefix com- meaning "together."

completest (English): superlative form of complete: most complete;...

Definitions

  1. superlative form of complete: most complete;...

Ancestry of “completest”, step by step

completest traces back through two separate lines of ancestry.

via English complete

StepLanguageWordMeaning
1EnglishcompleteTo finish; to make done; to reach the end; To...
2Middle EnglishcompleetComplete, whole, full, or entire; Perfect,...
3Old Frenchcomplet
4Latincomplētuscompleted
5Latincompleōto fill up, fill full, fill out; make up, complete
6Latincōn-Used in compounds to indicate a being or bringing together of several objects
7Latincumwith, along with; at; -fold
8Old LatincomAlternative form of cum
9Proto-Italickomwith, along, at
10Proto-Indo-Europeanḱómbeside, near, by, with
11Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
12Middle Englishkyt
13Germankittputty certain kinds of cement used for fixing e.g. window panes
14Old High Germankuti
15Proto-West Germanickwidugum, resin
16Proto-Germanickweduzresin
17Proto-Indo-Europeangʷet-resin, gum; to say, speak
18Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via English Est

StepLanguageWordMeaning
1EnglishEstestablished
2Middle Englishestegrace, est, favour; pleasure, enjoyment, fun;...
3Old Englishēstwill, consent, favour, grace, liberality,...
4Proto-West Germanic*anstifavour
5Proto-Germanicanstizfavour, affection
6Proto-Germanicunnanąto grant, bestow
7Proto-Indo-Europeanān-to notice; face, mouth
Every word from Proto-Indo-European gū-
completest — Etymology, Origin & Word History | Etymology Explorer