temperamental
/ˌtɛmpərəˈmɛntl/
adjective
- Having a tendency to change mood or behavior suddenly and unpredictably; easily upset or annoyed.
- She can be temperamental, but her friends know she has a kind heart.
- The old printer is temperamental and often jams in the middle of a job.
- Our cat is very temperamental and sometimes refuses to eat for no reason.
- Relating to or caused by a person's natural character or disposition.
- His temperamental shyness made it hard for him to speak in public.
- Her temperamental optimism helped her stay positive during tough times.
- The two siblings have temperamental differences that lead to frequent arguments.
Synonyms