'Inflexibly' definitions:

Definition of 'inflexibly'

From: WordNet
adverb
In an inflexible manner; "`You will--because you must!,' Madam told her inflexibly" [ant: flexibly]

Definition of 'Inflexibly'

From: GCIDE
  • Inflexibly \In*flex"i*bly\, adv. In an inflexible manner. [1913 Webster]