Frightening
Frightening adjective - Causing fear.
Strange and frightening are semantically related. In some cases you can use "Strange" instead an adjective "Frightening".
Strange
Strange adjective - Different from the ordinary in a way that causes curiosity or suspicion.
Frightening and strange are semantically related. Sometimes you can use "Frightening" instead an adjective "Strange".
Both words in one sentence
- However, in TV-land, no one has heard this update (and some media predate this myth being busted) and will continually dance around whatever strange or frightening behaviors the sleeper exhibits.
Source: Never Wake Up A Sleepwalker - Synopsis: Archie receives strange and frightening messages and video on his computer.
Source: Fanfic Recs / CSI -
Strange and frightening things happen, only the narrator isn't totally inured to it.
Source: Podcast / Alice Isn't Dead
Cite this Source
Strange and Frightening. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/frightening/strange
Frightening & Strange. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/frightening/strange>.
Strange or Frightening. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/frightening/strange.
Google Ngram Viewer shows how "frightening" and "strange" have occurred on timeline