any, de trop, too much, extreme, extraordinary, far, abnormal, over-the-top, overdone, undue, study at excessive, overstated, extortionate, unconscionable, radical, extremist, excess, exaggerated, stark, ultra, unreasonable, usurious, overmuch, steep, a bit much, inordinate, all-fired
gluttonous (part of speech: adjective)
wasteful (part of speech: adjective)
superfluous (part of speech: adjective)
- This extraordinary phenomenon, the confusion of the poor girl, our position- everything, in fact, struck me as so comical, that I burst into the most immoderate laughter, which compelled me to give up the undertaking. - "The Memoires of Casanova, Complete The Rare Unabridged London Edition Of 1894, plus An Unpublished Chapter of History, By Arthur Symons", Jacques Casanova de Seingalt.
- The alliance with an inexperienced girl of inferior birth, and a perhaps immoderate ambition, has taxed your generosity; and though the store may be inexhaustible, it is not truly the married state when a wife subjects the husband to such a trial. - "The Complete Project Gutenberg Works of George Meredith", George Meredith.
- Not long after Chaucer's death, St. Bernardino of Siena grants the same permission, even while rebuking the immoderate abuse of marital authority. - "Chaucer and His England", G. G. Coulton.