Acting crazy
Erratic and acting crazy are semantically related. In some cases you can use "Erratic" instead an adjective phrase "Acting crazy".
Erratic
Erratic adjective - Lacking a definite plan, purpose, or pattern.
Acting crazy and erratic are semantically related. Sometimes you can use "Acting crazy" instead an adjective "Erratic".
Nearby Word: errant
Mutual synonyms
Both terms in one sentence
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While the intention was to showcase some of the side-effects of regeneration, the difference between his erratic behaviour when he's acting crazy to his normal behaviour ended up being so miniscule, it's barely noticeable.
Cite this Source
Erratic and Acting crazy. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/acting_crazy/erratic
Acting crazy & Erratic. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/acting_crazy/erratic>.
Erratic or Acting crazy. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/acting_crazy/erratic.
Google Ngram Viewer shows how "acting crazy" and "erratic" have occurred on timeline