Select the most appropriate one-word substitution for the given group of words. 

Talking around, a method of talking indirectly 

Circumlocution

The most appropriate one-word substitution for the given group of words "Talking around, a method of talking indirectly" is "Circumlocution".

Explanation of the options:

1. Circumlocution: Circumlocution refers to the act of talking around a subject or using excessive words or indirect language to convey a message. It involves expressing something in a roundabout or indirect manner.

2. Talkative: Talkative refers to a person who enjoys or tends to talk a lot. While talkativeness involves speaking, it does not specifically relate to talking indirectly or using circumlocution.

3. Taciturn: Taciturn refers to a person who is habitually silent or reserved in speech, often preferring not to speak much. It is the opposite of talkative and does not capture the idea of talking indirectly.

4. Succulent: Succulent refers to something that is juicy or having fleshy and moist qualities, often used to describe certain types of plants or food. It does not relate to the concept of talking around or talking indirectly.