Some key indicators of fluency in a language

Some key indicators of fluency in a language include:

1. Ability to speak smoothly and without hesitation
2. Use of appropriate grammar, sentence structure and vocabulary
3. Good pronunciation and intonation
4. Confident use of language in varied contexts
5. Ability to understand and use idiomatic expressions and colloquialisms
6. Ability to understand and respond to different accents and speech patterns
7. Ability to express complex thoughts and ideas with ease

On the other hand, some indicators of lack of fluency may include:

1. Frequent pauses or stuttering while speaking
2. Limited vocabulary or incorrect use of grammar
3. Difficulty understanding or responding to questions
4. Pronunciation errors or incorrect intonation
5. Struggle to express complex ideas or thoughts
6. Over-reliance on simple phrases or memorized sentences
7. Lack of confidence in using the language