borderline

located at or near a border a borderline region that is claimed by both countries Synonyms frontier, marginal Related Words outermost, outmost; exterior, external, outer, outside, outward Near Antonyms inner, inside, internal, inward; inmost, innermost; central, mid, middle Antonyms interior

very close to but not completely your answer was borderline rude, so I would advise you to be more diplomatic in the future Synonyms about, all but, almost, fair [chiefly British], fairly, feckly [chiefly Scottish], more or less, most, much, near, nearly, next to, nigh, practically, somewhere, virtually, well-nighRelated Words appreciably, by and large, chiefly, largely, mainly, mostly; kind of, partially, partly, somewhatNear Antonyms absolutely, altogether, completely, entirely, fully, plain, plumb [chiefly dialect], quite, thoroughly; totally, utterly, well, wholly; barely, hardly, scarcely

the line or relatively narrow space that marks the outer limit of something the actual borderline separating the two properties is now being disputed Synonyms border, bound, boundary, brim, circumference, compass, confines, edge, edging, end, frame, fringe, hem, margin, perimeter, periphery, rim, skirt, skirting, vergeRelated Words ambit; brink, crest, curb, cusp, lip; ceiling, maximum; demarcation, extent, limitation, measure, mere, restriction, termination; borderland, frontier, march, outskirts, pale, selvage; lap; shoreNear Antonyms center, core, heart; inner, inside, interior, middle, within