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
|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