τλῆσις
From LSJ
Ἄξιόν ἐστι τὸ ἀρνίον τὸ ἐσφαγμένον λαβεῖν τὴν δύναμιν καὶ τὸν πλοῦτον καὶ σοφίαν καὶ ἰσχὺν καὶ τιμὴν καὶ δόξαν καὶ εὐλογίαν → Worthy is the Lamb that was slain to receive power, and riches, and wisdom, and strength, and honour, and glory, and blessing
English (LSJ)
εως, ἡ,
A audacity, Hsch. τλησίφρων, ον, gen. ονος, (φρήν) = τλήθυμος, Id. (in Dor. form τλᾱσ-.).
German (Pape)
[Seite 1123] ἡ, 1) das Dulden, Ausstehen. – 2) das Unternehmen, Wagen; Hesych. τόλμα, θράσος.
Greek (Liddell-Scott)
τλῆσις: -εως, ἡ, (*τλάω), τόλμη, θάρρος, θράσος, «τλῆσις· τόλμα, θράσος» Ἡσύχ.