Sentence: As every one gave him a nickel or dime at each ford, and the guidon staff was simply a most convenient alpenstock, he was the envy of all the others as he slowly but surely amassed his gains not so slowly either, for the river made so many windings from one side of its high walled valley to the other, that his receipts rivaled a western railroad in the matter of mileage, but the locomotion was scarcely as comfortable as railroad travel.
Combination: railroad travel (root: travel, modifier: railroad)
Property: comfortable
Property type: emergent