Definitions

1. noun

A person who boasts or makes extravagant claims, especially about their own accomplishments.

“The politician’s opponent accused him of being a jactant, exaggerating his achievements to win votes.”

2. verb

To boast or make extravagant claims, especially about one’s own accomplishments.

“The jactant politician was accused of jactanting about his record, but his opponents found it hard to fact-check.”