Noun

a risk involving danger

Noun

a measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible

Noun

an unknown and unpredictable phenomenon that causes an event to result one way rather than another

Noun

the possibility of future success

Noun

a possibility due to a favorable combination of circumstances

Verb

come upon, as if by accident; meet with

Verb

take a risk in the hope of a favorable outcome

Verb

be the case by chance

Adjective

occurring or appearing or singled out by chance