See trek in Webster's New World Roget's A-Z Thesaurus II
verb
To make or go on a journey:
journey, pass, peregrinate, travel, trip. Idiom: hit the road. See moveTo travel about or journey on foot:
backpack, hike, march1, peregrinate, traipse, tramp. See move
noun
A journey undertaken with a specific objective:
expedition, pilgrimage, safari, tour, voyage. See move
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