混線 こんせん
konsen

Noun
Suru Verb

1. crossed line; crossing of wires; crosstalk

Intransitive
Telecommunications
あめくらいで電話 でんわ混線 こんせんしてたら日本 にっぽんなんて大変 たいへんですよね。
amekuraide denwaga konsen shitetara nipponnante taihendesuyone.
If rain was enough to get phone-lines crossed then Japan would be in a right mess, wouldn't it?
Noun
Suru Verb

2. getting mixed up (of different topics in a conversation); confusion; (talking at) cross-purposes

Intransitive