Use 'presumptive' to show an outcome is very likely, but there's still room for a different result. Her strong poll numbers make her the presumptive winner, but the election isn't over.
Pro Tip 2/3
Often Political
'Presumptive' commonly refers to candidates who are almost sure to be chosen. After the primaries, he became the party's presumptive candidate for president.
Pro Tip 3/3
Confidence and Speculation
Indicates a strong belief about the future based on current trends or information. With the company's growth, she is the presumptive CEO successor.