The phrase "most tooting" can be replaced with various synonyms, such as "very loud," "extremely noisy," or "deafening." Other options include "raucous," "thunderous," "piercing," "ear-splitting," "blaring," and "boisterous." Each of these synonyms emphasizes the volume and intensity of a sound, whether it is an instrument, a machine, or a person's voice. Using such descriptors can add color and emphasis to descriptions in creative writing or provide clarity in technical or scientific contexts. Ultimately, the choice of synonym depends on the intended tone and purpose of the sentence or passage.