kokken
1. black key (on a piano, organ, etc.)
Noun
#143026
1. black key (on a piano, organ, etc.)
1. If it were black…; If it is black…
1. Not black keys.; Not black key.
1. In black keys; Playing in black keys
1. If/when black keys; If it were black keys
1. Was black key; Was black-keyed
1. Probably black keys.
1. It is not a black key.; It's not black keys.
1. Was black key.; Was black key(s).
1. Was not black key.; Was not a black key.