Byway

Noun

 * 1) a road that is not frequently travelled
 * 2)  an unpopular or arcane field of study

Adjectives for Byway
deserted; dark; bowered; romantic.

Thesaurus
alley, alleyway, arterial, arterial highway, arterial street, artery, autoroute, autostrada, avenue, back door, back road, back stairs, back street, back way, belt highway, blind alley, boulevard, by-lane, bypass, bypath, byroad, bystreet, camino real, carriageway, causeway, causey, chaussee, circumferential, close, corduroy road, county road, court, crescent, cul-de-sac, dead-end street, departure, detour, deviation, digression, dike, dirt road, discursion, drive, driveway, episode, excursion, excursus, expressway, freeway, gravel road, highroad, highway, highways and byways, interstate highway, lane, local road, main drag, main road, mews, motorway, parkway, pave, paved road, pike, place, plank road, primary highway, private road, right-of-way, ring road, road, roadbed, roadway, roundabout way, route nationale, row, royal road, secondary road, side door, side path, side road, side street, sidetrack, speedway, state highway, street, superhighway, terrace, thoroughfare, through street, thruway, toll road, township road, turnpike, wynd