The phrase "hath breakdown" can be replaced with several other synonymous phrases to convey the same meaning. These include "has malfunctioned," "has failed," "has stopped working," and "has collapsed." Each of these phrases represents a situation where something that was previously functional and working properly is now no longer able to operate as intended. Whether referencing a machine, system, or even a person, the use of these synonyms can help to clearly communicate the nature of the issue at hand and the need for a solution.