Perceptual rhymes with:
actual, mutual, sensual, spiritual, textual, actual, casual, heterosexual, homosexual, individual, mutual, semiannual, sensual, spiritual, textual, unusual, usual, visual
actual, mutual, sensual, spiritual, textual, actual, casual, heterosexual, homosexual, individual, mutual, semiannual, sensual, spiritual, textual, unusual, usual, visual