Tub thumpings is a term that refers to passionate and forceful speeches or arguments. Some synonyms for tub thumpings include grandstanding, pontificating, haranguing, orating, proclaiming, and declaiming. Each of these synonyms conveys the same idea of someone fervently expressing their beliefs or ideas to an audience. However, there are subtle differences between them. Grandstanding implies showing off or seeking attention. Pontificating connotes a sense of arrogance or pompousness. Haranguing suggests criticism or hectoring. Orating simply means speaking in a formal or polished manner. Proclaiming implies making a bold statement or announcing something publicly. And declaiming suggests speaking in a theatrical or dramatic manner.