Difficult
Difficult adjective - Requiring considerable physical or mental effort.
Erratic and difficult are semantically related. In some cases you can use "Erratic" instead an adjective "Difficult".
Nearby Word: difficulty
Mutual synonyms
Both words in one sentence
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It is, however, rather difficult to actually hit due to its erratic movements, which can make it a serious time-waster in the game's timed modes.
Source: Zero-Effort Boss - When they're near menopause, women's periods can become erratic, making them more difficult to track.
Source: Surprise Pregnancy -
It is quite erratic in shooting and difficult to use, but in the hand of skilled Bal players it can be quite a Game Breaker.
Source: Reflecting Laser
Cite this Source
Erratic and Difficult. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/difficult/erratic
Difficult & Erratic. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/difficult/erratic>.
Erratic or Difficult. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/difficult/erratic.
Google Ngram Viewer shows how "difficult" and "erratic" have occurred on timeline