puolitanko

puoli (“half”) +‎ tanko (“pole”)

puolitanko

1. half-staff, half-mast (the lowered position, half the height of a mast, at which a flag is flown when expressing respect for the dead)

   Surupäivänä liput on laskettu puolitankoon ympäri maata.

   On the day of mourning, flags are flown at half-mast around the country.

In Finland puolitanko is about 2/3 of the pole.

• lipputanko

• suruliputus