| 1. | a period of dry weather, esp. a long one that is injurious to crops. |
| 2. | an extended shortage: a drought of good writing. |
| 3. | Archaic. thirst. |

and [drouth] respectively. The latter pronunciation, therefore, is not a mispronunciation of drought. The now unproductive suffix -th 1 and its alternate form -t were formerly used to derive nouns from adjectives or verbs, resulting in such pairs as drouth—drought from dry and highth—height (the former now obsolete) from high.