The phrase "welled over" is usually used to describe the emotional response of a person. It refers to the sudden and intense overflow of emotions, like tears, that cannot be contained. Some synonyms for "welled over" include overflowed, spilled over, brimmed over, and flooded over. These words suggest a sense of abundance and intensity - a swell of emotion that is bursting to be expressed. Other synonyms for "welled over" include gushed, streamed, and welled up, which all convey a sense of a sudden and uncontrollable outpouring of emotion. Regardless of the word used, the concept behind "welled over" is powerful and moving.