Invalidly
Unsustainably and invalidly are semantically related. In some cases you can use "Unsustainably" instead an adverb "Invalidly".
Unsustainably
Invalidly and unsustainably are semantically related. You can use "Invalidly" instead an adverb "Unsustainably".
Mutual synonyms
Cite this Source
Unsustainably and Invalidly. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/invalidly/unsustainably
Invalidly & Unsustainably. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/invalidly/unsustainably>.
Unsustainably or Invalidly. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/invalidly/unsustainably.
Google Ngram Viewer shows how "invalidly" and "unsustainably" have occurred on timeline