Jerusalem = "set ye double peace"
a city in ancient Israel and Judah, and in modern Israel (see map)
1] denotes either the city itself or the inhabitants
derivation: of Hebrew origin (03389)
http://bible.crosswalk.com/Lexicons/Greek/grk.cgi?number=2414&version=kjv

(03389)
Jerusalem = "teaching of peace"
1] the chief city of Palestine and capital of the united kingdom and the nation of Judah after the split
2] a dual (in allusion to its two main hills)
derivation: the true pointing, at least of the former reading, seems to be that of (03390)]), probably from (the passive participle of) (03384) and (07999)
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=3389&version=kjv

(03390)
Jerusalem = "teaching of peace"
derivation: corresponding to (03389)
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=3390&version=kjv

(03384)
1] to throw, shoot, cast, pour
   1.a] (Qal)
       1.a.1] to throw, cast
       1.a.2] to cast, lay, set
       1.a.3] to shoot arrows
       1.a.4] to throw water, rain
   1.b] (Niphal) to be shot
   1.c] (Hiphil)
       1.c.1] to throw, cast
       1.c.2] to shoot
       1.c.3] to point out, show
       1.c.4] to direct, teach, instruct
       1.c.5] to throw water, rain
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=3384&version=kjv

(07999)
1] to be in a covenant of peace, be at peace
   1.a] (Qal)
       1.a.1] to be at peace
       1.a.2] peaceful one (participle)
   1.b] (Pual) one in covenant of peace (participle)
   1.c] (Hiphil)
       1.c.1] to make peace with
       1.c.2] to cause to be at peace
   1.d] (Hophal) to live in peace
2] to be complete, be sound
   2.a] (Qal)
       2.a.1] to be complete, be finished, be ended
       2.a.2] to be sound, be uninjured
   2.b] (Piel)
       2.b.1] to complete, finish
       2.b.2] to make safe
       2.b.3] to make whole or good, restore, make compensation
       2.b.4] to make good, pay
       2.b.5]to requite, recompense, reward
   2.c] (Pual)
       2.c.1] to be performed
       2.c.2] to be repaid, be requited
   2.d] (Hiphil)
       2.d.1] to complete, perform
       2.d.2] to make an end of
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=7999&version=kjv