speculation
noun/ˌspɛkjəˈleɪʃən/
Frequency rank: #4,287 of 20,003 in the WORDED list (wordfreq data)
Meaning
The forming of opinions or guesses without firm evidence.

Example sentence
Many experts are engaging in speculation about the future of the economy.
Synonyms & related words
- guessing
- conjecture
- theory
- hypothesis
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