• derivative

    A derivative is something borrowed from something else, such as an English word that comes from another language.

  • arriviste

    An arriviste is someone who has recently become socially powerful—usually by dubious means—and is thus regarded as an upstart.

  • riparian

    The adjective riparian refers or relates to the bank of a river or other natural waterway.

  • archrival

    a chief opponent

  • arrival

    accomplishment of an objective

  • arrive

    reach a destination

  • derivation

    the source or origin from which something derives (i.e. comes or issues)

  • derive

    reason by deduction

  • rival

    be equal to in quality or ability

  • rivalry

    the act of competing as for profit or a prize

  • riverbed

    a channel occupied (or formerly occupied) by a river

  • riverfront

    the area or land along a river

  • rivulet

    a small stream

  • unrivaled

    eminent beyond or above comparison

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