attain

 
Pronunciation: /əˈteɪn/

verb

[with object]
  • succeed in achieving (something that one has worked for): clarify your objectives and ways of attaining them he attained the rank of Brigadier
  • reach (a specified age, size, or amount): dolphins can attain speeds in water which man cannot yet emulate

Origin:

Middle English (in the senses 'bring to justice' and 'reach a state'): from Old French ateindre, from Latin attingere, from ad- 'at, to' + tangere 'to touch'