overtop

From over- +‎ top.

overtop (third-person singular simple present overtops, present participle overtopping, simple past and past participle overtopped)

1. (transitive) To be higher than; to rise over the top of. [from 16th c.]
   • 1955, William Golding, The Inheritors, Faber and Faber 2005, p. 79:

     There was a single birch tree that overtopped the other trees on the island, and was now picked out against the moon-drenched sky.

   • 2009 February 20, Robert F. Service, “MATERIALS SCIENCE: Is Silicon's Reign Nearing Its End?”, in Science‎, volume 323, number 5917, DOI:10.1126/science.323.5917.1000, pages 1000-1002:

     […] try to switch one off and current still leaks through, like water overtopping a levee.

2. (transitive) To place too many toppings on.

   to overtop a pizza

overtop (comparative more overtop, superlative most overtop)

1. (now chiefly Canada, US) Over the top. [from 18th c.]
   • 2013, Philipp Meyer, The Son, Simon & Schuster 2014, p. 154:

     Paul put the skull back in its proper place, put back the coffin lid, and kicked dirt and rocks overtop.

• overpot