Synonyms and related words :
adjacent, adjoining, along, at attention, at length, bolt upright, bordering, connecting, conterminous, contiguous, coterminous, end to end, endlong, endwise, erectly, face to face, immediate, in length, joined, juxtaposed, juxtapositional, juxtapositive, lengthways, lengthwise, longitudinally, longways, longwise, neighbor, neighboring, next, on end, right on end, up, up on end, upright, uprightly, upstandingly