"Hadst a sensation" refers to experiencing a feeling or emotion. There are many synonyms that can be used to describe this sensation, such as "felt", "experienced", "perceived", "sensed", "encountered", "had an impression", "understood", "intuited", and "had a gut feeling". Each of these words can convey the same basic idea as "hadst a sensation", but with slightly different connotations. For example, "felt" may suggest a more physical sensation, while "perceived" may suggest a more intellectual experience. Choosing the right word to describe this sensation can help to convey the full range of meaning and emotion behind the experience.