contour-line (noun) contour line: map line showing height
Sinonime: become seasoned,
build up, discipline, do again,
dress, dress rehearse, drill, dry run,
exercise, go over, habituate, hone,
iterate,
polish, prepare,
recite, rehearse, run through, shake-down,
sharpen,
study, train, try out, tune up, walk through, warm up, work, work out