Bournes, also known as boundaries or limits, are often used to define the extent of something. Antonyms for this word, therefore, are words that suggest a lack of boundaries or limitations. Examples of antonyms for bournes include infinity, boundlessness, limitlessness, and unboundedness. These words convey the idea of boundless expansion and endless possibilities. They suggest a lack of restriction or confinement and imply vastness and openness. Unlike bournes, which suggest confinement and demarcation, antonyms for this word suggest a vast and expansive landscape, where anything is possible, and nothing is beyond reach.