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) develop (grow, progress, unfold, or evolve through a process of evolution, natural growth, differentiation, or a conducive environment) "A flower developed on the branch"; "The country developed into a mighty superpower"; "The embryo develops into a fetus"; "This situation has developed over a long time"
S: (v) grow (become larger, greater, or bigger; expand or gain) "The problem grew too large for me"; "Her business grew fast"
S: (v) increase (become bigger or greater in amount) "The amount of work increased"
S: (v) change (undergo a change; become different in essence; losing one's or its original nature) "She changed completely as she grew older"; "The weather changed last night"
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"