estacar
stake out
estaca
stake
+
-ar
verb suffix
Estacar means to stake out and can be thought of as estaca0 (stake0) + -ar1 (verb suffix1), literally meaning 'to use stakes'.
verb
  1. stake out
    To stake out or mark an area with stakes.
    Los agrimensores estacaron el terreno para la nueva construcción. // The surveyors staked out the land for the new construction.