The boy was remarkably unperturbed by the terrible news.
Composed, undisturbed, unruffled, or placid. Those words mean unperturbed.
composed
You use synthetic in a sentence... why do you have to make ME do all the work!?
The sentence, Janet thought Sean's answer was very reassuring, is an example of how to use reassuring in a sentence.
The best sentence to use the word meniscus in is in a science sentence. You could say the meniscus of the liquid reads at 2 centiliters.
unperturbed
The nasty argument left her unperturbed. (She was not bothered)
Kenneth seems unperturbed by the news.
He doesn't seem unperturbed by the comment Eric made.
unfazed
That is the correct spelling of the word "unperturbed" (unaffected, calm).
Composed, undisturbed, unruffled, or placid. Those words mean unperturbed.
calmtranquilplacidundisturbedunstirredcollectedserene
composed
Undisturbed, calm and collected
Not to disturb someone or something
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