There is a total of 28889 clues beginning with wo
- World's largest Span-speaking nation by area
- World's largest sultanate
- World's largest tennis stadium
- World's largest tennis stadium, familiarly
- World's largest tennis venue
- World's largest theater chain
- World's largest user of cheese, according to its website
- World's largest volcano by volume
- World's largest volcano, Mauna ___
- World's largest volcano
- World's largest voluntary professional gp
- World's leading banana producer
- World's leading butter-manufacturing city
- World's leading copper producer
- World's leading exporter of bananas
- World's leading saffron-producing nation
- World's longest above-water mountain range
- World's longest continental mountain range
- World's longest mountain chain
- World's longest mountain range
- World's longest river
- World's longest street
- World's longest venomous snake
- World's longest wooden roller coaster, at Kings Island
- World's longest wooden roller coaster, located in Cincinnati
- World's longest wooden roller coaster, with "The"
- World's longet river
- World's lowest lake
- World's lowest-lying body of water
- World's middle-weight champ
- World's most active volcano
- World's most common name
- World's most common place name
- World's most common surname
- World's most commonly consumed opiate
- World's most cultivated avocado, named for its developer
- World's most densely populated city
- World's most densely populated country
- World's most important crop
- World's most northern desert
- World's most perplexing problem?
- World's most popular drink after water
- World's most popular fictional language
- World's most popular transportation company
- World's most populous city
- World's most populous country
- World's most populous country, initially
- World's most populous democracy
- World's most populous island
- World's most populous landlocked country
- World's most powerful citizens
- World's most produced organic compound
- World's most prolific author?
- World's most visited website
- World's most voluminous river
- World's most widely distributed syndicated news service
- World's most-followed Twitter user, as of 2018
- World's most-visited art museum
- World's most-visited museum
- World's navigable waters, so we hear
- World's oldest alcoholic beverage
- World's oldest continuously existing city
- World's oldest continuously operated airline
- World's oldest currency still in use
- World's oldest golf tournament
- World's oldest independent airline
- World's oldest known civilization
- World's Oldest ___ (nickname for 63-Across)
- World's poorest, least powerful ruler?
- World's rarest goose
- World's richest country, according to the World Bank
- World's richest man
- World's richest man, by most accounts
- World's seas?
- World's second busiest airport
- World's second highest dam
- World's second largest country
- World's second largest island
- World's second most populous country
- World's second most populous landlocked country, after Ethiopia
- World's second smallest country
- World's second-busiest airport
- World's second-highest capital
- World's second-largest country
- World's second-largest country by area
- World's second-largest religion
- World's second-longest river
- World's second-smallest independent state
- World's second-tallest bird
- World's seventh-longest river
- World's shallowest sea
- World's shortest-reigning monarch?
- World's sixth largest oil producer
- World's smallest elevator?
- World's smallest independent republic
- World's smallest independent state, familiarly
- World's smallest independent state, with "the"
- World's smallest island nation
- World's smallest ocean
- World's smallest republic