1. In a legislative manner.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• legislatives,
• legistlatively,
• kegislatively,
• pegislatively,
• oegislatively,
• lwgislatively,
• lsgislatively,
• ldgislatively,
• lrgislatively,
• l4gislatively,
• l3gislatively,
• lefislatively,
• legislativly,
• leigslatively,
• legislativelyy,
• legislitively,
• leigislativelly,
• legistlitively,
• legistlativly,
• legislitivly

• legislative act,
• legislatorship,
• legislator,
• legislature,
• legislation,
• legislative,
• legislating.

The adjective form of the word "legislatively" is "legislative".