S: (v) build up, work up, build, progress (form or accumulate steadily) "Resistance to the manager's plan built up quickly"; "Pressure is building up at the Indian-Pakistani border"
S: (v) arm, build up, fortify, gird (prepare oneself for a military confrontation) "The U.S. is girding for a conflict in the Middle East"; "troops are building up on the Iraqi border"
S: (v) build up, work up, build, ramp up (bolster or strengthen) "We worked up courage"; "build up confidence"; "ramp up security in the airports"
S: (v) build up, develop (change the use of and make available or usable) "develop land"; "The country developed its natural resources"; "The remote areas of the country were gradually built up"
S: (v) enrich (make better or improve in quality) "The experience enriched her understanding"; "enriched foods"
S: (v) build up, develop (change the use of and make available or usable) "develop land"; "The country developed its natural resources"; "The remote areas of the country were gradually built up"
S: (v) turn around (improve dramatically) "The new strategy turned around sales"; "The tutor turned around my son's performance in math"
S: (v) help (improve; change for the better) "New slipcovers will help the old living room furniture"
S: (v) upgrade (to improve what was old or outdated) "I've upgraded my computer so I can run better software"; "The company upgraded their personnel"
S: (v) condition (put into a better state) "he conditions old cars"
S: (v) emend (make improvements or corrections to) "the text was emended in the second edition"
S: (v) purify, sublimate, make pure, distill (remove impurities from, increase the concentration of, and separate through the process of distillation) "purify the water"
S: (v) fructify (make productive or fruitful) "The earth that he fructified"
S: (v) raise, lift (invigorate or heighten) "lift my spirits"; "lift his ego"
S: (v) advance (develop further) "We are advancing technology every day"
S: (v) upgrade (give better travel conditions to) "The airline upgraded me when I arrived late and Coach Class was full"
S: (v) educate (give an education to) "We must educate our youngsters better"