performed, disposed, or acting in a systematic way; systematic; orderly

a methodical person.

painstaking, esp. slow and careful; deliberate.

adjective

chaotic , disorganized , immethodical , unsystematic

adjective

all together , analytical , businesslike , careful , deliberate , disciplined , efficient , exact , fixed , framed , grooved , logical , methodic , methodized , meticulous , neat , ordered , orderly , painstaking , planned , precise , regular , scrupulous , set up , structured , systematic , tidy , together , well-regulated , systematical , organized