For long
Permanently and for long are semantically related. In some cases you can use "Permanently" instead an adverb phrase "For long".
Permanently
Permanently adverb - For all time.
For long and permanently are semantically related. You can use "For long" instead an adverb "Permanently".
Mutual synonyms
Both terms in one sentence
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This being D&D, however, enterprising players can turn it permanently into something small, then put it in a secret chest spell for long enough so that it is erased from existence, etc. etc.
Source: Deader Than Dead - Thus unknown space remains unknown for long periods and some areas are permanently cut off from hyperspace travel.
Source: Corralled Cosmos
Cite this Source
Permanently and For long. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/for_long/permanently
For long & Permanently. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/for_long/permanently>.
Permanently or For long. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/for_long/permanently.
Google Ngram Viewer shows how "for long" and "permanently" have occurred on timeline