"Dreamest" is a variant form of the word "dream," typically used in poetry or literature to convey a sense of whimsy or fantasy. Some synonyms for "dreamest" include "fantasize," "daydream," "imagine," "envision," and "visualize." Each of these words describes the act of creating a mental image or scenario, often unrealistic or unlikely, in one's mind. "Fantasize" suggests a more elaborate or romanticized imagining, while "daydream" is a more casual or fleeting thought. "Imagine" and "envision" often suggest a specific goal or desired outcome, while "visualize" emphasizes the clarity or vividness of the mental picture.