/usr/share/myspell/dicts/uk.dic is in myspell-uk 1.6.5-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/myspell/dicts/../../hunspell/uk_UA.dic
/usr/share/myspell/dicts/../../hunspell/uk_UA.dic