| DIPHTHONGISED | • diphthongised v. Simple past tense and past participle of diphthongise. • DIPHTHONGISE v. to make into a diphthong, also DIPHTHONGIZE. |
| DIPHTHONGISES | • diphthongises v. Third-person singular simple present indicative form of diphthongise. • DIPHTHONGISE v. to make into a diphthong, also DIPHTHONGIZE. |
| DIPHTHONGIZES | • diphthongizes v. Third-person singular simple present indicative form of diphthongize. • DIPHTHONGIZE v. to make into a diphthong, also DIPHTHONGISE. |
| DOLPHINFISHES | • dolphinfishes n. Plural of dolphinfish. • dolphin␣fishes n. Plural of dolphin fish. • DOLPHINFISH n. a fish of genus Coryphaea, noted for the brilliance of its colours. |
| HEDGEHOPPINGS | • HEDGEHOPPING n. flying a plane at ground level. |
| HEMISPHEROIDS | • hemispheroids n. Plural of hemispheroid. • HEMISPHEROID n. the half of a spheroid. |
| HYDROGRAPHIES | • hydrographies n. Plural of hydrography. • HYDROGRAPHY n. the study of bodies of water. |
| HYDROPHILITES | • hydrophilites n. Plural of hydrophilite. • HYDROPHILITE n. native calcium chloride. |
| HYDROSULPHIDE | • hydrosulphide n. (Britain) Alternative spelling of hydrosulfide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| HYDROSULPHITE | • hydrosulphite n. Alternative spelling of hydrosulfite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| HYPERHIDROSES | • hyperhidroses n. Plural of hyperhidrosis. • HYPERHIDROSIS n. excessive sweating, also HYPERIDROSIS. |
| HYPERHIDROSIS | • hyperhidrosis n. (Pathology) A medical condition with the primary symptom of excessive sweating, in excess of that required… • HYPERHIDROSIS n. excessive sweating, also HYPERIDROSIS. |
| HYPERHYDROSIS | • hyperhydrosis n. Misspelling of hyperhidrosis. |
| HYPERTHYROIDS | • HYPERTHYROID n. one affected with hyperthyroidism. |
| PHILOSOPHISED | • philosophised v. Simple past tense and past participle of philosophise. • PHILOSOPHISE v. to reason in the manner of a philosopher, also PHILOSOPHIZE. |
| PHILOSOPHIZED | • philosophized v. Simple past tense and past participle of philosophize. • PHILOSOPHIZE v. to reason in the manner of a philosopher, also PHILOSOPHISE. |