Feasible
Feasible adjective - Capable of being done or carried out.
Usage example: would it be feasible to build a cabin in so short a time?
Nearby Words: feasibly, feasibility
Impossible
Impossible adjective - Incapable of being solved or accomplished.
Usage example: fitting everything in my backpack seemed an impossible task
Nearby Words: impossibility, impossibly
Both words in one sentence
- Alternatively a costume that looks relatively feasible on a male may look impossible on a female.
Source: Impossibly Cool Clothes - While each individual obstacle is feasible on its own, collectively it's nigh impossible on MANY levels (notably outrunning the Sentry Gun's bullets).
Source: Machinima / Team Fortress 2 - That's right — scaling a wall in a manner that might be humanly feasible is a dead giveaway, but scaling it in a way that's physically impossible without superpowers isn't even worth a second glance.
Cite this Source
Impossible and Feasible. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/feasible/impossible
Feasible & Impossible. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/feasible/impossible>.
Impossible or Feasible. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/feasible/impossible.
Google Ngram Viewer shows how "feasible" and "impossible" have occurred on timeline