particle
Used after a noun to suggest an example or a tentative choice, implying there are other possibilities. Often softens a suggestion.
お茶なりコーヒーなり、何か飲みませんか。
Would you like something to drink, like tea or coffee?
電話なりメールなりで連絡してください。
Please contact me by phone or email.
particle
Follows the dictionary form of a verb. Indicates that the second action happens immediately after the first.
家に着くなり、雨が降り出した。
As soon as I got home, it started raining.
particle
while still; with the previous state continuing
Follows the past tense of a verb. Describes an action done while the result of the previous action remains unchanged.
彼は座ったなり、動こうとしなかった。
He sat down and wouldn't move, staying just as he was.