also: こんがらかる · こんぐらかる
godan verb (-ru), intransitive verb
get tangled; get complicated; get mixed up
Describes physical things like threads or wires becoming tangled, or abstract things like plans, thoughts, or situations becoming confused and messy. Often used when something that should be orderly becomes a jumbled mess.
イヤホンのコードがこんがらがって、ほどくのに時間がかかった。
The earphone cord got tangled up and it took a while to untangle it.
The discussion got all mixed up and I lost track of what the problem was.