Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun balloon

2 senses of balloon

Sense 1
balloon -- (large tough nonrigid bag filled with gas or heated air)
       => lighter-than-air craft -- (aircraft supported by its own buoyancy)

Sense 2
balloon -- (small thin inflatable rubber bag with narrow neck)
       => plaything, toy -- (an artifact designed to be played with)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb balloon

2 senses of balloon

Sense 1
balloon -- (ride in a hot-air balloon; "He tried to balloon around the earth but storms forced him to land in China")
       => fly, aviate, pilot -- (operate an airplane; "The pilot flew to Cuba")

Sense 2
balloon, inflate, billow -- (become inflated; "The sails ballooned")
       => expand -- (become larger in size or volume or quantity; "his business expanded rapidly")