undependable
/ˌʌndɪˈpɛndəbəl/
adjective
- Not able to be trusted or relied on; not consistent in performance or behavior.
- She stopped hiring him because he was undependable and showed up late to every job.
- The weather in spring can be undependable, changing from sunny to rainy in minutes.
- My old car is undependable and often breaks down on the highway.
Antonyms