Blow horn and Grandstand

Grandstand and blow horn are semantically related. in brag topic. In some cases you can use "Grandstand" instead a verb phrase "Blow horn", when it comes to topics like congratulate oneself, talk boastingly.

Grandstand verb - Perform ostentatiously in order to impress the audience and with an eye to the applause.

Blow horn and grandstand are semantically related. Sometimes you can replace phrase "Blow horn" with "Grandstand", this terms are similar.