G5111 τολμάω (tolmáō)

KJV renderings: be bold, boldly, dare, durst
Strong's definition: probably itself from the base of G5056 (τέλος) through the idea of extreme conduct); to venture (objectively or in act; while G2292 (θαῤῥέω) is rather subjective or in feeling); by implication, to be courageous
Derivation: from (boldness;

From James Strong's public-domain dictionaries (G), JSON edition by OpenScriptures (CC-BY-SA). Every dotted-underline word in the text links here.