Astronomical rhymes with:
economical, uneconomical, economical, uneconomical, comical, economical, uneconomical, carmical, carmickle, comical, demichele, economical, electrochemical, inimical, petrochemical, uneconomical
economical, uneconomical, economical, uneconomical, comical, economical, uneconomical, carmical, carmickle, comical, demichele, economical, electrochemical, inimical, petrochemical, uneconomical