pursue,
stalk, chase, trail, track, hunt, tag on, tag along, tail
antonym: precede
shadow,
trail, tail, track, keep an eye on, survey, monitor, chart, check on
keep
on, go along, keep to, stick to, stay on
obey,
abide by, keep to, respect, adhere to, stick to, go by, go along with
antonym: break
understand,
comprehend, grasp, see, catch on (informal), get the gist, get the idea, cotton
on (informal), twig (UK, informal)
enjoy,
admire, support, keep up with, be keen on
result,
ensue, come out of, develop, arise