Hard
Hard adjective - Not easy; requiring great physical or mental effort to accomplish or comprehend or endure.
Usage example: why is it so hard for you to keep a secret?
Problematical and hard are semantically related. In some cases you can use "Problematical" instead an adjective "Hard".
Problematical
Problematical adjective - Making great mental demands; hard to comprehend or solve or believe.
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Synonyms for Problematical
Hard and problematical are semantically related. Sometimes you can use "Hard" instead an adjective "Problematical".
Mutual synonyms
Cite this Source
Problematical and Hard. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/hard/problematical
Hard & Problematical. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/hard/problematical>.
Problematical or Hard. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/hard/problematical.
Google Ngram Viewer shows how "hard" and "problematical" have occurred on timeline