שָׁחַר
From LSJ
Οὐκ ἔστι σιγᾶν αἰσχρόν, ἀλλ' εἰκῆ λαλεῖν → Silere non est turpe, sed frustra loqui → nicht Schweigen schändet, sondern Schwätzen auf gut Glück
English (Strong)
a primitive root (identical with שָׁחַר through the idea of the duskiness of early dawn); to be dim or dark (in color): be black.
a primitive root; properly, to dawn, i.e. (figuratively) be (up) early at any task (with the implication of earnestness); by extension, to search for (with painstaking): (do something) betimes, enquire early, rise (seek) betimes, seek diligently) early, in the morning).