Indication and Key

Indication

Indication noun - A slight or indirect pointing to something (as a solution or explanation).

Usage example: there are indications that a medical breakthrough in the treatment of the disease is imminent

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Key and indication are semantically related. In some cases you can use "Key" instead a noun "Indication".

Key noun - An explanatory list of the symbols on a map or chart.

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Indication and key are semantically related. Sometimes you can use "Indication" instead a noun "Key".

Nearby Words: keyed, keyboard, keying

old	old indication	old key
physical	physical indication	physical key
musical	musical indication	musical key
proper	proper indication	proper key
Other adjectives: single, small, actual, real, large, big, main, important, major, possible, final, additional.

And there's no indication that the key to get into the office is where it is, or how to get it.

Source: Video Game / The Labyrinth of Time
It's even played with in 5: when an off-key version is played, it's the indication that the Proto Man that appears is an impostor.

Source: Recurring Riff
Though it's likely for the benefit of the viewer rather than an indication that you can hear in space, considering that there are key moments that show just how silent space is.

Source: Manga / Uchuu Kyoudai

Cite this Source

Key and Indication. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/indication/key

Indication & Key. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/indication/key>.

Key or Indication. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/indication/key.

Google Ngram Viewer shows how "indication" and "key" have occurred on timeline