Unacceptably

adv

adv ·5 syllables ·Rare ·Advanced level

Definitions

Adverb
  1. 1
    Not within the limits of what is generally considered to be acceptable.

    "The levels of lead in marine hull paints are still unacceptably high."

Adverb
  1. 1
    to an unacceptable degree wordnet

Synonyms

All synonyms
badlyinacceptablyinadequatelyintolerably

Example

More examples

"Despite advances in the response to malaria, the death toll among children, particularly in Africa, remains unacceptably high, according to a public health expert."

Etymology

From unacceptable + -ly.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.