Whichever electronic html-text turns to a studying material with the help of Google Dictionary and other context tools of Chrome browser and its addons. In this case a parole word list of 1.4 million words is a very large dictionary and language resource.
Try these purified parole word lists and Google Dictionary; copypaste a list to this word picker, use Ctrl+A to choose the list. It may take some time to load.
I This list contains about 300 000 Finnish words
II The second list is about 500 000 words
III The third one is about 1400 000 words long and takes a minute or two to load
If you use the word search box, Ctrl+F, you may train your spelling if somebody says any word in the list and you write in the box.
How to add many dictionaries and other language tools to context menu you can read here
You can find the basic forms, parts of speech, endings (inflections), grammatical forms, meaning of the words, sentences, images, syllables, spelling, pronounciation...
Load Google Dictionary here.
Load Select and speak here, choose European Finnish Female voice..
Load Spell Checker for Chrome here.
Load Context Menu Search here. How to attach various tools to this addon may be tricky, read here.