Assertion: tremor | /r/CapableOf | progress over time
Facets:
value: to become more severe
type: PURPOSE
Source sentences:
text: Essential tremor patients may develop speech problems as they grow older and the tremor progresses over time.
text: The tremor begins mild and progresses over time to become more severe – and in some patients severe enough to interfere significantly with daily activities, such as eating, dressing, writing, etc.