Antonyms for the word "more unperceived" would be "more clear," "more obvious," "more apparent," "more noticeable," "more visible," "more perceptible," and "more manifest." These words suggest that the thing or phenomenon in question is easily observed or detected, and that it is not hidden or obscured in any way. They indicate that whatever is being discussed is not subtle, elusive, or difficult to discern. Instead, it is easily seen, heard, felt, or otherwise noticed. These antonyms, therefore, highlight the opposite qualities of the word "more unperceived," emphasizing clarity and transparency rather than mystery or obscurity.