Heads up
Perceptive and heads up are semantically related. in alert topic. In some cases you can use "Perceptive" instead an adjective "Heads up", when it comes to topics like attentive.
Perceptive
Perceptive adjective - Able to sense slight impressions or differences.
Heads up and perceptive are semantically related. Sometimes you can use "Heads up" instead an adjective "Perceptive".
Mutual synonyms
Related pairs
Cite this Source
Perceptive and Heads up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/heads_up/perceptive
Heads up & Perceptive. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/heads_up/perceptive>.
Perceptive or Heads up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/heads_up/perceptive.
Google Ngram Viewer shows how "heads up" and "perceptive" have occurred on timeline