Where does “contractually” come from?

Contractually derives from English contractual, formed from English contract plus the suffix -al, ultimately tracing to Latin cum meaning "with."

contractually (English): By means of a contract

Definitions

  1. By means of a contract

Ancestry of “contractually”, step by step

StepLanguageWordMeaning
1EnglishcontractualOf, relating to, or enforced by a contract
2Latincontractuscollected, accomplished, contracted; narrow,...
3Latincontrahōto draw in, bring or drag several objects together; collect, assemble, gather, amass
4Latincōn-Used in compounds to indicate a being or bringing together of several objects
5Latincumwith, along with; at; -fold
6Old LatincomAlternative form of cum
7Proto-Italickomwith, along, at
8Proto-Indo-Europeanḱómbeside, near, by, with
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
16Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

Words derived from “contractually

Every word from Proto-Indo-European gū-