etymologeek.com dictionary
English word jeopardize comes English jeopardy, which in turn comes from Old French jeu parti - a (fairly) divided game, i.e. a situation in a game where both sides have an equal chance of winning.

Jeopardize etymology history?

Jeopardize detailed word origin explanation

Dictionary entryLanguageDefinition
jeu Old French (fro) Game
parti Old French (fro) Side. Left. Lost. Divided.
jeu parti Old French (fro) Evenly divided game - a game where the chances of win or loss are evenly balanced
jeopardy English (eng) Danger of loss, harm, or failure. (transitive, archaic) To jeopardize; to endanger.
-ize English (eng) Used to form verbs from nouns or adjectives, the verbs having the sense of "to make what is denoted by the noun/adjective".
jeopardize English (eng) (US) To put in jeopardy, to threaten.

Words with the same origin as jeopardize

Descendants of -ize
apologize criticize patronize specialist specialize specialty visualize