hollow
//ˈhɒl.oʊ//
Adjective
hollowCanonical form
hollowerComparative
hollowestSuperlative
1
Having an empty space or cavity inside; not solid.
The tree trunk was hollow inside.
2
(Of a sound) echoing or reverberating as if coming from an empty space.
His footsteps made a hollow sound in the empty hallway.
3
Without real significance, value, or sincerity; empty or meaningless.
His apology felt hollow and insincere.
Noun
hollowSingular
hollowsPlural
1
A hole, cavity, or depression in a surface.
The squirrel hid its acorns in a hollow in the tree.
2
A small valley or low-lying area between hills.
The old farmhouse was nestled in a quiet hollow between the hills.
Synonym
Verb
hollowInfinitive
hollowPresent tense
hollowedPast tense
hollowedPast participle
hollowingPresent participle
hollowsThird-person singular
1
To make hollow; to create a cavity or empty space within something.
He hollowed the log to make a canoe.