adjective

me·​thod·​i·​cal mə-ˈthä-di-kəl 

variants or less commonly methodic 

mə-ˈthä-dik 

Synonyms of methodical

1

: arranged, characterized by, or performed with method or order

synonyms

• carefully,
• slowly,
• cautiously,
• thoughtfully,
• warily,
• methodically,
• prudently,
• unhurriedly,