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Mysteries, riddles and unknown things or people

mystery

noun

something that you are not able to understand, explain, or get information about

riddle

noun

someone or something that is mysterious or confusing

uncertainty

noun

something that you cannot be certain about or cannot depend on

mystery

noun

someone or something that is interesting or exciting because they are difficult to explain, understand, or get information about

puzzle

noun

someone or something that you cannot understand

enigma

noun

someone or something that is mysterious and difficult to understand

perplexity

noun

something that makes a subject or situation difficult to understand

secret

noun

something that cannot be explained or that is difficult to understand

thing

noun

an object that you are not familiar with or do not know much about

unknown quantity

noun

someone or something that you have no knowledge or experience of but that is likely to affect a situation that you are involved in

hostile architecture

the design of buildings or public spaces in a way which discourages people from touching, climbing or sitting on them …

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boots on the ground

a situation in which a country's armed forces are physically present in an area of conflict …

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