Emotional lability
true
https://www.ncbi.nlm.nih.gov/pubmed/8441366
UMLS:C0085633
HP:0000712
SNOMEDCT_US:18963009
Unstable emotional experiences and frequent mood changes; emotions that are easily aroused, intense, and/or out of proportion to events and circumstances.
Emotional instability
human_phenotype
HP:0008766
Impairment in personality functioning