not rightly know ( synonym found)
Definition of not rightly know:

°A chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067.
°Molecular nitrogen (N2), a colorless, odorless gas at room temperature.
Definition of not rightly know:

°A chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067.
°Molecular nitrogen (N2), a colorless, odorless gas at room temperature.
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