prolong 0748 -- /arak -- defer, draw out, lengthen, (be, become, 
make,{pro-)long}, + (out-, over-)live, tarry (long).

prolong 3052 -- y@hab -- deliver, give, lay, + {prolong}, pay, 
yield.

prolong 3254 -- yacaph -- add, X again, X any more, X cease, X 
come more, + conceiveagain, continue, exceed, X further, X 
gather together, get more, givemore-over, X henceforth, increase 
(more and more), join, X longer (bring,do, make, much, put), X 
(the, much, yet) more (and more), proceed(further), {prolong}, 
put, be [strong-] er, X yet, yield.

prolong 5186 -- natah -- + afternoon, apply, bow (down, -ing), 
carry aside, decline,deliver, extend, go down, be gone, incline, 
intend, lay, let down, offer,outstretched, overthrown, pervert, 
pitch, {prolong}, put away, shew, spread(out), stretch (forth, 
out), take (aside), turn (aside, away), wrest, causeto yield.

prolonged 0754 -- /arka/ -- lengthening, {prolonged}.