Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Verb
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, make grow (cause to grow and differentiate in ways conforming to its natural development) "The perfect climate here develops the grain"; "He developed a new kind of apple"
S: (adj) aroused, emotional, excited, worked up ((of persons) excessively affected by emotion) "he would become emotional over nothing at all"; "she was worked up about all the noise"