1. In a contrary disobedient manner
   - perversely, contrarily 
2. With the order reversed
   - vice versa, the other way around 
3. Contrary to expectations
   - contrarily, to the contrary, on the contrary

Encyclopedia: Contrariwise

• posthumously
• posthypnotic amnesia
• posthypnotic suggestion
• postiche
• postictal
• postie
• postilion
• postillion
• postindustrial
• posting
• postlude
• postman
• postmark
• postmaster
• postmaster general
• postmature infant
• postmenopausal
• postmeridian
• postmillennial
• postmistress
• postmodern
• postmodernism
• postmodernist
• postmortal
• postmortem