panicless

Free from panic.

Adjective

  1. Free from panic.
    • Sober citizens were becoming persuaded that a panicless, depressionless era had begun. - 1935, Frederick Lewis Allen, The Lords of Creation:
    • This may also prevent sensational reports and make people panicless about nuclear events. - 2007, OECD Nuclear Energy Agency, Transparency of nuclear regulatory activities, page 88:

Origin

From panic + -less.