broadseal

As a noun terms

is .

As a verb broadseal is

(obsolete|rare|transitive) to stamp with the broad seal; to make sure; to guarantee or warrant.

As a verb broadseal

is (obsolete|rare|transitive) to stamp with the broad seal; to make sure; to guarantee or warrant.

As a noun broadseam is

a seam in a sail in which the edges of neighbouring panels are cut in a curve, such that the resulting sail is concave instead of flat.