R1E1C3T1I1L1I1N1E1A1R1
13 points
RECTILINEAR is validvalid
[adj] : RECTILINEARITY [n], RECTILINEARLY [adv]
moving in or forming a straight line, also RECTILINEAL [adj RECTILINEARLY]
[adj] : RECTILINEARITY [n], RECTILINEARLY [adv]
moving in or forming a straight line, also RECTILINEAL [adj RECTILINEARLY]