What is another word for great unknowns?
Pronunciation: [ɡɹˈe͡ɪt ʌnnˈə͡ʊnz] (IPA) 
Great unknowns are mysteries that pique our curiosity and challenge us to explore beyond our limits. Synonyms for this phrase could include uncharted territories, unexplored frontiers, vast unknowns, mysterious realms, and undiscovered worlds. These terms evoke a sense of adventure and wonder as we imagine what could be hidden beyond the horizon of what we know. Whether it's a new scientific discovery, an uncharted land waiting to be explored, or a mystery that remains unsolved, the great unknowns remind us that there is always more to discover in the world around us. Embracing these mysteries can lead to discovery, innovation, and the expansion of human knowledge and understanding.
