שָׁמַט
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
English (Strong)
a primitive root; to fling down; incipiently to jostle; figuratively, to let alone, desist, remit: discontinue, overthrow, release, let rest, shake, stumble, throw down.