To improve
enlarge, expand, strengthen, extend, promote, advance, improve, exploit, realize, magnify, build up, augment, refine, enrich, cultivate, generate, beautify, elaborate, polish, finish, perfect, deepen, lengthen, heighten, widen, intensify, fix up, shape up*; see also grow 1, improve 1, promote 1, strengthen.
Antonyms damage*, reduce, stifle.
To grow
mature, evolve, advance, progress; see grow 2.
To reveal slowly
unfold, disclose, exhibit, unravel, disentangle, uncover, make known, explain, unwind, unroll, explicate, produce, detail, tell, state, recount, unfurl, untwist, uncoil, untwine, account for, give account of, bring out; see also narrate, reveal 1.
Antonyms hide*, conceal, blurt out.
To work out
enlarge upon, expatiate, elaborate, fill out, fill in, amplify, evolve, explicate, expand upon, go into detail, build on; see also explain, increase 1.
Antonyms decrease*, summarize, abridge.
To come into being
emerge, originate, occur; see begin 2, happen 2.
To come to have
acquire, manifest, incur, contract; see catch 4, form 4, receive 1.