untunably

untunably

(ʌnˈtjuːnəblɪ)
adv
1. (Music, other) tunelessly
2. in such a way that tuning is impossible
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014