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Words related to touchstone

touch·stone
T t

  • basalt

    Basalt is a type of black rock that is produced by volcanoes.

  • criterion

    A criterion is a factor on which you judge or decide something.

  • paradigm

    Grammar. a set of forms all of which contain a particular element, especially the set of all inflected forms based on a single stem or theme. a display in fixed arrangement of such a set, as boy, boy's, boys, boys'.
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