In good taste and Unpremeditated

In good taste adjective - Satisfying generally accepted social or esthetic standards.

Unpremeditated and in good taste are semantically related. In some cases you can use "Unpremeditated" instead an adjective phrase "In good taste".

Unpremeditated adjective - Happening by chance.

In good taste and unpremeditated are semantically related. Sometimes you can use "In good taste" instead an adjective "Unpremeditated".