attain – succeed in achieving (something that one has worked for)
(Pronounced uh-tayn)
To remember the definition of the word attain, use the following mnemonic:
It was a tainted (attain) feeling of joy. I'd succeeded in achieving what I'd worked towards, but the reward wasn't worth it.

Examples of attain in a sentence
He was devastated after he failed to attain the promotion.
She would have to train hard to attain the championship trophy.
They would attain victory at any cost.