Eyeball-to-eyeball and Expatiation

Eyeball-to-eyeball adverb - In direct confrontation or competition.

Expatiation and eyeball-to-eyeball are semantically related. In some cases you can use "Expatiation" instead a noun phrase "Eyeball-to-eyeball".

Expatiation noun - A discussion (spoken or written) that enlarges on a topic or theme at length or in detail.

Eyeball-to-eyeball and expatiation are semantically related. Sometimes you can use "Eyeball-to-eyeball" instead a noun "Expatiation".