summit

Etymology 1

From Late Middle English somete, from early Middle French somete, from Old French sommette, somet (compare modern French sommet), a diminutive of som (“highest part, top of a hill”), from Latin summum.

noun

1. (countable) A peak; the topmost point or surface, as of a mountain.
   In summer, it is possible to hike to the summit of Mount Shasta.
2. (countable) A gathering or assembly of leaders.
   They met for an international summit on environmental issues.

verb

1. (transitive, intransitive, hiking, climbing, colloquial) To reach the summit of a mountain.
   Of the range's 12 peaks, Mount Saskatchewan is the only one that has yet to be summited. 2012, Kenza Moller, "Eyes on the North," Canadian Geographic, vol. 132, no. 4 (July/Aug.) p. 10

Etymology 2

From Middle English *summit, *sumwit, *sumwiht, variant of sum wiht, som wiht (“some thing”, literally “some wight”). More at some, wight.

pron

1. Alternative form of summat
   I need to get summit to eat.