obligatorily
1. [ adverb ] in an obligatory manner
Examples:

"this rule applies obligatorily"

Related terms: optionally obligatory obligatory
2. [ adverb ] in a manner that cannot be evaded
Synonyms: mandatorily compulsorily
Examples:

"the ministry considers that contributions to such a fund should be met from voluntary donations rather than from rates compulsorily levied."

Related terms: compulsory compulsory obligatory compulsory obligatory
Similar spelling:   obligatory
  obbligato
  obligational
  obligated
  obligation
  obligingly