| DUPLICITOUSLY | • duplicitously adv. In a duplicitous, two-faced manner. • DUPLICITOUS adv. given to or marked by deliberate deceptiveness in behavior or speech. |
| HYPERCAUTIOUS | • hypercautious adj. Especially or unreasonably cautious. • HYPERCAUTIOUS adj. excessively cautious. |
| ICHTHYOSAURUS | • ichthyosaurus n. (Archaic) Alternative form of ichthyosaur. • ichthyosaurus n. Any members of the genus Ichthyosaurus. • Ichthyosaurus prop.n. A taxonomic genus within the family Ichthyosauridae – large, extinct marine reptiles. |
| ILLUSTRIOUSLY | • illustriously adv. In an illustrious manner. • ILLUSTRIOUS adv. notably or brilliantly outstanding because of dignity or achievements or actions. |
| INDUSTRIOUSLY | • industriously adv. In an industrious manner. • INDUSTRIOUS adv. habitually active or occupied. |
| INFRUCTUOUSLY | • infructuously adv. Unfruitfully. • INFRUCTUOUS adv. not fruitful. |
| MOUNTAINOUSLY | • mountainously adv. In a mountainous manner. • MOUNTAINOUS adv. having mountains. |
| PUNCTILIOUSLY | • punctiliously adv. In a punctilious manner. • PUNCTILIOUS adv. extremely attentive to minute details of action or behavior. |
| RUMBUSTIOUSLY | • rumbustiously adv. In a boisterous or unruly manner. • RUMBUSTIOUS adv. boisterous, rambunctious, also RUMBUSTICAL. |
| SCRUMPTIOUSLY | • scrumptiously adv. In a scrumptious manner. • SCRUMPTIOUS adv. delightful, delicious. |
| TRIQUETROUSLY | • triquetrously adv. In a triquetrous or triangular manner. • TRIQUETROUS adv. triangular; three-edged with concave faces, also TRIQUETRAL. |
| UNAMBITIOUSLY | • unambitiously adv. In an unambitious manner. • UNAMBITIOUS adv. not ambitious. |
| UNCUSTOMARILY | • uncustomarily adv. In a way that is not customary. • UNCUSTOMARY adv. not customary. |
| UNOBTRUSIVELY | • unobtrusively adv. In an unobtrusive manner; in a manner that is not noticeable or blatant. • UNOBTRUSIVE adv. not obtrusive, also INOBTRUSIVE. |
| UNRIGHTEOUSLY | • unrighteously adv. In an unrighteous manner. • UNRIGHTEOUS adv. not righteous. |
| UPRIGHTEOUSLY | • uprighteously adv. In an uprighteous or just manner. • UPRIGHTEOUSLY adv. (Shakespeare) with moral right. |