Synonyms for Systematize:

n.

operate, restructure, manage, prioritize, reorganize, coordinate. plan (noun)
institute, project, contrive, put in order.
systematize (noun)
systematise, systemize, systemise.

v.

calculate (verb)
figure, compute, evaluate, surmise, multiply, judge, count, schedule, triangulate, infer, calculate, consider, scheme, sum, appraise, add, suppose, measure, conclude, quantize, gauge, divide, plan, determine, quantify, account, presume, guess, plot, rank, rate, rationalize, approximate, assess, deduce, weigh, score, enumerate, reckon, program, estimate, total, tally, think, study, value.
order (verb)
grade, place, collate, stratify, Methodize, chart, right, classify, categorize, arrange, maintain, orchestrate, adjust, establish, class, unsnarl, compose, support, group, order, structure, unify, shape, frame, balance, set, control, fix, type, sift, design, sort, marshal, stabilize, harmonize, regulate, subordinate, devise, cast, mediate, schematize, separate, prepare, organize, screen, form, pigeonhole, integrate, array, normalize, settle.
put in order (verb)
frame, arrange, regulate, project, order, array, contrive, organize, design, rationalize, schematize, Methodize, devise, establish, institute, plan, marshal, systemize.

Other synonyms:

prioritize, restructure, reorganize. coordinate. manage. operate. bring together
group.
categorize
classify.
order
normalize.
Other relevant words:
reorganize, operate, manage, restructure, coordinate, contrive, adjust, institute, systemise, project, systematise, systemize, prioritize.