underproof

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adjective

Having a lower alcohol content than proof spirit.

Opposite
overproof
Scrabble 16
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Meanings

adjectiveunderproof (not comparable)
  1. not comparableHaving a lower alcohol content than proof spirit.

    Antonyms: overproof

verbunderproof (third-person singular simple present underproofs, present participle underproofing, simple past and past participle underproofed)

present singular third person underproofs · participle present underproofing · participle past underproofed · past underproofed · alternative underprove

  1. bakingTo proof insufficiently.

    Antonyms: overproof

Synonyms & antonyms

adjectiveHaving a lower alcohol content than proof spirit.

Opposite
overproof

verbTo proof insufficiently.

Opposite
overproof

Origin

From under- + proof.

Full word history & related roots →
Cite this entry
APA

underproof. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/underproof

MLA

“underproof.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underproof. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “underproof,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/underproof.

Source: underproof on Wiktionary, CC BY-SA 4.0.