筈 - notch of an arrow, ought, must

should (be); bound (to be); expected (to be); must (be)

it cannot be that ...; it is highly unlikely that ...; it is impossible that ...

hemp rope fastened from the bow of a Japanese ship to the tip of the mast

it cannot be that ...; it is highly unlikely that ...; it is impossible that ...

nock of an arrow

herring-bone pattern; herringbone pattern

only natural; no wonder; as expected; of course; as it should be

that is not supposed to ...; that ought not to ...; that should never ...; that cannot possibly ...

common vetch (Vicia sativa); tare