blameless
The suspect appeared to have spent the weekend blamelessly playing golf and working at home.
His wife suffered too, though not as blamelessly as he did, since her own actions had partly caused their problems.
The police officers did their job blamelessly, based on the knowledge that they had at the time.

SMART Vocabulary: related words and phrases

Innocent
acquit
acquit someone of something
acquittal
be above/beyond reproachidiom
be in the clearidiom
cleared
come up/out smelling of rosesidiom
culpability
culpably
exculpate
guiltless
guiltlessly
inculpable
innocence
innocency
reproach
self-exculpation
sinless
sinlessly
squeaky-clean

You can also find related words, phrases, and synonyms in the topics:

Perfect and faultless