The 4-letter Latinate word for "highest point" that ends in "X"
..... the letter M [n]; 
EMU: a large flightless bird [n -S]; END: to terminate [v -ED, -ING, -S] .... -S]; HOB: 
to furnish with hobnails [v HOBBED, HOBBING, HOBS]; HOC: Latin for this ...... 
TOP: to cut off the highest point [v TOPPED, TOPPING, TOPS]; TOR: a high, 
craggy... [DOC] [TLE] Word Fact: What's the Name for the Dot Over the i and j?