संस्‍कृतशब्‍दकोशः

निर्विशङ्क

बेखटके, निःशङ्क, बेघड़क, निर्मीक

having no hesitation, with no doubts or misgivings

Monier–Williams

निर्विशङ्क — {viśaṅka} mf({ā})n. fearless, confident &c##({am} and {ena}), ind. without fear or hesitation##{-"ṣkita} mfn. = {ka}##({am}), ind.