Unflustered
Part of speech: adjective
Definition: Not flustered; calm
Unperturbed
Part of speech: adjective
Definition: Not perturbed
Unflustered as an adjective is not flustered; calm while Unperturbed as an adjective is not perturbed
Part of speech: adjective
Definition: Not flustered; calm
Part of speech: adjective
Definition: Not perturbed
We hope you now know whether to use Unflustered or Unperturbed in your sentence.