SlackBuildsOrg/system/fonts-bengali-extra

Bengali is spoken by about 270 million people in the
Indian state of West Bengal and in People's Republic of
Bangladesh. This is an extra collection of Bengali fonts
for Slackware Linux.

To install the fonts in the contrib folder run the
slackbuild as CONTRIB=YES ./fonts-bengali-extra.SlackBuild

NOTE:
This package conflicts with the google-fonts package