/usr/bin/buildhash
/usr/bin/defmt-c
/usr/bin/defmt-sh
/usr/bin/findaffix
/usr/bin/icombine
/usr/bin/ijoin
/usr/bin/ispell
/usr/bin/munchlist
/usr/bin/sq
/usr/bin/tryaffix
/usr/bin/unsq
You may install this package on Debian with
apt-get
install ispell