Concentrated
Concentrated adjective - Having an abundance of some characteristic quality (as flavor).
Difficult and concentrated are semantically related. In some cases you can use "Difficult" instead an adjective "Concentrated".
Difficult
Difficult adjective - Requiring considerable physical or mental effort.
Concentrated and difficult are semantically related. Sometimes you can use "Concentrated" instead an adjective "Difficult".
Nearby Word: difficulty
Both words in one sentence
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Easy Levels, Hard Bosses: While some of the levels can become very difficult due to the concentrated armies of enemies, it's the bosses that give players a run for their money.
Source: Video Game / Jet Force Gemini
Cite this Source
Difficult and Concentrated. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/concentrated/difficult
Concentrated & Difficult. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/concentrated/difficult>.
Difficult or Concentrated. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/concentrated/difficult.
Google Ngram Viewer shows how "concentrated" and "difficult" have occurred on timeline