willy-nilly
🇺🇸
/ˌwɪli ˈnɪli/
🇬🇧
/ˌwɪli ˈnɪli/
with no choice or control
She had to move to the new city willy-nilly because of her job transfer.
in a random or unorganized way
The children were running around the playground willy-nilly.