tautology
noun/tɔˈtɑlədʒi/
Frequency rank: #19,555 most common English word
Meaning
A statement that is necessarily true because it repeats the same idea in different words.

Example sentence
The phrase 'free gift' is considered tautology because a gift is already free by definition.
Synonyms & related words
- redundancy
- repetition
- pleonasm
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