Cuckoo
Cuckoo adjective - Having or showing a very abnormal or sick state of mind.
Usage example: a cuckoo woman who wandered around town carefully gathering up useless trash
Loony tunes and cuckoo are semantically related. In some cases you can use "Loony tunes" instead an adjective "Cuckoo".
Nearby Word: cuckooing
Loony tunes
Loony tunes adjective - Having or showing a very abnormal or sick state of mind.
Usage example: anyone living alone in that remote cabin would be sure to go loony tunes
Cuckoo and loony tunes are semantically related. Sometimes you can use "Cuckoo" instead an adjective phrase "Loony tunes".
Mutual synonyms
Cite this Source
Loony tunes and Cuckoo. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/cuckoo/loony_tunes
Cuckoo & Loony tunes. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/cuckoo/loony_tunes>.
Loony tunes or Cuckoo. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/cuckoo/loony_tunes.
Google Ngram Viewer shows how "cuckoo" and "loony tunes" have occurred on timeline