The phrase "hadst the quivers" is an archaic expression used to describe someone who is feeling anxious, nervous or afraid. Nowadays, we have a range of synonyms which can be used instead of using this outdated phrase. Some possible options include "trembling," "shaking," "quivering," "quaking," "shuddering," "twitching," and "jittery." All of these words convey the same sense of unease or apprehension while being more commonly used and more easily understood by modern readers or listeners. So, if you want to express someone's anxiety or nervousness in a more contemporary way, try choosing one of these more modern synonyms instead of using the phrase "hadst the quivers".