Translation Japanese English: 拡充

1 amplify, blow up, boom, dilate, elaborate, enlarge, expand, expatiate, exposit, expound, extend, flesh out, flourish, inflate, lucubrate, spread out, thrive.

2 blow up, branch out, broaden, diffuse, diversify, enlarge, expand, extend, fan out, magnify, overspread, spread, spread out, stretch, stretch out, unfold, widen.

3 blow up, broaden, diffuse, dilate, distend, enlarge, expand, extend, fan out, grow, magnify, overspread, spread, spread out, stretch, stretch out, unfold, widen.

4 branch out, broaden, dilate, distend, diversify, enlarge, expand, extend, overspread, spread, stretch, stretch out, unfold, widen.

5 branch out, broaden, diversify, enlarge, expand, extend, open, spread, spread out, stretch, stretch out, unfold, unroll, unwind, widen, wind off.