vacuous

Learned borrowing from Latin vacuus (“empty, vacant”) +‎ -ous.

• IPA^(key): /ˈvækju.əs/

• Audio (Southern England):

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vacuous (comparative more vacuous, superlative most vacuous)

1. Empty; void; lacking meaningful content.
2. Showing a lack of thought or intelligence; vacant.

• vacuity
• vacuously
• vacuousness

• empty-headed