There are lots of useful and interesting apps, for example "Memrise". It can help you to memorize some vocabulary and make it stick in your long-term memory. You can also use some word association and mnemonic techniques. You can read all about it on the Internet.

thank you

I have found that duolingo is a fun way to memorize words. :) (Duolingo is an app) it is really fun and has a lot of vocab! :D

Two columns in Excel, one hidden. Rewrite the foreign word in a third column. A formula tests against the correct answer. Repeat until all words are learned.