For the misspelling "droughtis", some possible correct suggestions include "droughts", "draughts" or "draught is". Each alternative maintains the relevance to the topic of dry conditions or a draft of air, while offering the correct spelling.
drought is
Drought is a prolonged period of abnormally dry weather that can have significant impacts on agriculture, water supply and ecosystem health.
droughtsDroughts have devastated many countries leading to food and water shortages.