<span>A grating sensation called CREPITUS can be felt and sometimes heard when the ends of a broken bone rub together</span>
Distrust:
disbelief
doubt
misgiving
wariness
Promote:
advertise
promote
Reassuring:
comfort
encourage
inspirit
Welfare:
benefit
well-being
Choosing between models is a decision; the model types are desktop and laptop, and the decision is personal, so the decision is for the consumer. There are multiple ways to do this and there may be better combinations but that should be grammatically correct