Antonyms of noun hollowness

1 of 3 senses of hollowness

Sense 1
hollowness -- (the state of being hollow: having an empty space within)
       Antonym of solidity (Sense 2)
      => solidity -- (state of having the interior filled with matter)

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

3 senses of hollowness

Sense 1
hollowness -- (the state of being hollow: having an empty space within)
       => emptiness -- (the state of containing nothing)

Sense 2
hollowness -- (the property of having a sunken area)
       => concavity, concaveness -- (the property possessed by a concave shape)

Sense 3
insincerity, falseness, hollowness -- (the quality of not being open or truthful; deceitful or hypocritical)
       => untruthfulness -- (the quality of being untruthful)