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Rule "warm up (warm-up)"

This is one of many errors that LanguageTool can detect.

Description: warm up (warm-up)
Message: This plural noun needs to be hyphenated.
Category: Compounding (ID: COMPOUNDING)
Incorrect sentences
that this rule can detect:
  • We did two warm ups before we started the training.
    Correction suggestion: warm-ups
Correct sentences
for comparison:
  • The harassed mule got his back up and began kicking up dust.
  • The omnibus swap below, plus this Annex A make up the "omnibus" confirm.
  • Let's take a walk up the mountain!
ID: VERB_NOUN_CONFUSION [2]
Version: 6.6-SNAPSHOT (2024-12-12 22:33:09 +0100)