Tallyhos, originally a term used in fox hunting to signal the sighting of a fox, has evolved into a colloquial phrase that refers to excitement or enthusiasm. There are several synonyms that can be used in place of tallyhos, including things like cheers, hurrahs, huzzahs, and yahoo. These words all convey a sense of excitement and celebratory energy that is associated with the sighting of the fox during a hunt. Other synonyms that could be used to replace tallyhos might include phrases like "geared up," "pumped up," "fired up," or "energized," all of which describe a state of heightened enthusiasm and anticipation.