The phrase "am touch and go" means that a situation is uncertain or unpredictable. It can be replaced with various synonyms to convey the same meaning. Some synonyms for "am touch and go" include precarious, dicey, unstable, uncertain, critical, risky, and delicate. These words describe situations where the outcome is unpredictable and can change quickly. These synonyms could be used in various contexts, including relationships, health, finances, and politics. Using these words instead of "am touch and go" can add a level of sophistication and depth to one's writing or speech while conveying the same meaning.