world

healthy, healthy, hygienic, healthful

obesity

global

health

healthy, fit

question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

a target, a mark, a bullseye / an objective, an object (of doing something)

as far as ... is concerned; in terms of ...

world / a metaphorical world (how one lives one's life) / society, the times / a realm, a circle, a sphere / (Buddhism) the four inner realms of 須弥山 (Shumisen) / (Buddhism) realm governed by a buddha