Difficult
Difficult adjective - Requiring considerable physical or mental effort.
Sinister and difficult are semantically related. In some cases you can use "Sinister" instead an adjective "Difficult".
Nearby Word: difficulty
Sinister
Sinister adjective - Being or showing a sign of evil or calamity to come.
Mutual synonyms
Both words in one sentence
- Sinister Surveillance: It's difficult to do anything in Khan's Heart without being closely watched.
Source: Characters / Sunless Sea -
The sinister musical score deliberately overpowered the sound effects and dialogue in the original mix, but now it has been turned down considerably, often to the point of being difficult to hear.
Source: Digital Destruction -
Sinister Silhouettes: Difficult to achieve when the subject is a hair-bunned woman.
Source: Film / Cat-Women of the Moon
Cite this Source
Sinister and Difficult. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/difficult/sinister
Difficult & Sinister. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/difficult/sinister>.
Sinister or Difficult. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/difficult/sinister.
Google Ngram Viewer shows how "difficult" and "sinister" have occurred on timeline