Grave
Threatening
Threatening adjective - Involving potential loss or injury.
Usage example: threatening rocks lined that narrow stretch of the river through which we would be rafting
Grave is a synonym for threatening in ugly topic. You can use "Grave" instead an adjective "Threatening".
Mutual synonyms
Related pairs
Both words in one sentence
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When Celestia realizes just how grave an error that threatening the Commander Shepard was, she sincerely apologizes for the incident, despite her admission that it could be seen as a weakness.
Source: Fanfic / Shepard's R&R -
A scene in the manga even shows him mumbling to himself while Ed yells insults and accusations at him at Trisha's grave, comparing Ed to "a little boy who has wet his bed and hidden the sheets" in a fairly threatening way.
Source: Cloud Cuckoolander / Anime -
Whilst Dipper's a jerk for wanting to leave Robbie wallowing in self-pity in the open grave, he's not entirely unjustified when one considers his past relationship with Robbie has almost entirely consisted of Robbie making snide comments about Dipper & even threatening to beat him up.
Cite this Source
Threatening and Grave. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/grave/threatening
Grave & Threatening. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/grave/threatening>.
Threatening or Grave. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/grave/threatening.
Google Ngram Viewer shows how "grave" and "threatening" have occurred on timeline