Adapting

4 clues
Evolving
Altering
Conforming
Nonconformist's problem
Similar answers:
Aaarating
Aameeting
Aameetings
Abating
Abbreviating
Abducting
Abetting
Ablastingindisguise
Aborting
Abtesting
Abutting
Acadapters
Accenting
Accentinganexam
Accepting
Accidentsarewaiting
Accommodating
Accosting
Accountingclerk
Accountingcrows