"to expose to loss or injury," 1640s, from jeopardy + -ize. Related: Jeopardized; jeopardizing. As a verb, Middle English used simple jeopard (late 14c.), a back-formation from jeopardy.
Jena
jennet
Jennifer
Jenny
jeopardise
jeopardize
jeopardy
Jephthah
jerboa
jeremiad
Jeremiah