RichThesaurus
heedless (of)
vs
unruffled
heedless (of)
unruffled
adj
Not ruffled or tousled.
Calm, not ruffled, serene, at peace, unbothered.
How often have the words
heedless (of)
and
unruffled
occurred in a corpus of books?
(source:
Google Ngram Viewer
)