Alternative
Alternative adjective - Necessitating a choice between mutually exclusive possibilities.
Unknown and alternative are semantically related. In some cases you can use "Unknown" instead an adjective "Alternative".
Unknown
Unknown adjective - Happening or existing without one's knowledge.
Alternative and unknown are semantically related. Sometimes you can use "Alternative" instead an adjective "Unknown".
Nearby Words: unknowable, unknowing
Both words in one sentence
- An unknown bug in Portable 3 creates an issue regarding unlocks from missions and the alternative method for obtaining them being playcount.
Source: Video Game / DJMAX - The Gossip and Orson are virtually unknown in their home country outside of fans of the alternative rock genre, but they're both famous throughout Europe.
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It's virtually unknown outside that audience and even less known than the album's big alternative hit, "Dead Inside".
Source: Chart Displacement
Cite this Source
Unknown and Alternative. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/alternative/unknown
Alternative & Unknown. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/alternative/unknown>.
Unknown or Alternative. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/alternative/unknown.
Google Ngram Viewer shows how "alternative" and "unknown" have occurred on timeline