Keys
Sources
Both words in one sentence
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Those require specific keys to open, which are obtained from various sources, such as quests or loot from mobs.
Source: Locked Door -
The shareware game MasterSpy by Albert Ball partly hinges on this; there are three information sources (letters, telephones and radios) and one of the keys to success is to figure out which one of the three is telling the truth.
Source: Knights and Knaves
Cite this Source
Sources and Keys. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/keys/sources
Keys & Sources. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/keys/sources>.
Sources or Keys. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/keys/sources.
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