Imperishable
Imperishable adjective - Impossible to destroy.
Usage example: energy is imperishable
Tough and imperishable are semantically related. In some cases you can use "Tough" instead an adjective "Imperishable".
Nearby Word: imperishability
Tough
Tough adjective - Able to withstand hardship, strain, or exposure.
Usage example: this is a tough plant that easily withstands harsh winters
Imperishable and tough are semantically related. Sometimes you can use "Imperishable" instead an adjective "Tough".
Both words in one sentence
- While it's tough to consider it "unexpected" given the Bullet Hell franchise it's based on, the World 6-2-4 boss in the mostly Mario-like fan-game Super Marisa World, Kaguya, is, well, pretty much a side-scrolling version of the Kaguya fight from Imperishable Night.
Source: Unexpected Shmup Level - In the eighth game, Imperishable Night, the fifth boss, Reisen, comes after both a brutal fight against either Reimu or Marisa in the previous stage, followed by a challenging stage portion with a fairly tough midboss.
Source: Breather Boss
Cite this Source
Tough and Imperishable. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/imperishable/tough
Imperishable & Tough. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/imperishable/tough>.
Tough or Imperishable. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/imperishable/tough.
Google Ngram Viewer shows how "imperishable" and "tough" have occurred on timeline