IPA: /ɡəˈvɪrn.mənt.əl.i/
KK: /gəˈvɪrnˌmɛntəli/
In a way that relates to or is done by a government.
The policies were implemented governmentally to ensure compliance with national laws.
Governmentally → It is formed from "government" (from Old French *governer*, meaning to direct or control) and the suffix "-ally" (meaning in a manner relating to). The word "governmentally" refers to something done in a manner relating to the government.
Think of how actions are done 'in a manner relating to' ('-ally') the way a government 'directs' ('governer') society.