Strong's Hebrew
4692. matsor -- siege enclosure, siege, entrenchment... siege (17), siegeworks (1). besieged, bulwark, defense, fenced, 
fortress,
 siege, strong hold, 
tower. Or matsuwr {maw-tsoor'}; from 
... /hebrew/4692.htm - 6k 6076. ophel -- a mound, hill
... emerod, fort, strong hold, tower From aphal; a tumor; also a mound, ie Fortress --
 emerod, fort, strong hold, tower. see HEBREW aphal. << 6075b, 6076. ... 
/hebrew/6076.htm - 5k