Tense, bluesy, and commanding. Wants to resolve to the tonic.
The G# Dominant 7th chord (G#7) is built on the root note G# with component pitches G#, C, D#, F#. Formula: [0 - 4 - 7 - 10 semitones]. Category: Dominant 7th (4 tones). Primary genres: Blues, Jazz, Rock and Roll, Funk.
Notes in this chord: G# - C - D# - F#
Use as the V chord to create a strong pull back to your I chord.