Unfastened
Unfastened adjective - Not closed or secured.
Usage example: unfastened seatbelts
Unsecured is a synonym for unfastened. In some cases you can use "Unsecured" instead the word "Unfastened" as an adjective or an adverb. popular alternative
Nearby Word: unfastening
Unsecured
Unsecured adjective - Not tightly fastened, tied, or stretched.
Usage example: an unsecured luggage rack on top of the car that was a hazard to other vehicles on the road
Mutual synonyms
Related pairs
Cite this Source
Unsecured and Unfastened. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/unfastened/unsecured
Unfastened & Unsecured. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/unfastened/unsecured>.
Unsecured or Unfastened. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/unfastened/unsecured.
Google Ngram Viewer shows how "unfastened" and "unsecured" have occurred on timeline