Noun:

Tossup,

tossup's Usage Examples:

Most election predictors used: "tossup": no advantage "tilt" (used by some predictors): advantage that is not quite.

nine-minute halves and a total of 24 tossups.

NAQT tossups are typically shorter than most other pyramidal tossups because of a character limit enforced.

Most election predictors use "tossup" to indicate that neither party has an advantage, "lean" to indicate that.

Crystal Ball, Daily Kos Elections, and others was that the contest was a tossup.

organizations had considered Iowa as either leaning towards Trump or a tossup.

Synonyms:

fortune; hazard; chance; toss-up; luck; even chance;

Antonyms:

bad luck; misfortune; success; good fortune; good luck;