decrease vs plummet

Some examples from the web:

• With relaxation comes a decrease in movements.
• It also increases metabolic rate and fat decrease.
• By 1900 Flatonia had a significant population decrease.
• The decrease was around 5%.
• A decrease in blood pressure was observed in cyanide-poisoned patients.
• With the current international market situation, no decrease is necessary.
• Dialysis causes the decrease of cefuroxime serum levels.
• The decrease with pramipexole was 2.8 h.
• Despite the decrease in buprenorphine exposure, no patients exhibited withdrawal symptoms.
• The decrease reports the final stage before breakdown.
• Sometimes defined as relative decrease in height.
• The percentage decrease is 1.625 percent.
• This also coincided with a decrease in Union consumption.
• Bringing these technologies to market competitiveness will require significant cost decrease.
• General trends in EU-27 show a decrease in most countries.
• This decrease occurred gradually over the period considered.
• Both companies experienced also a decrease in their profitability rates.
• Productivity also decreased following the substantial decrease in production.
• The main price decrease occurred between 2002 and 2003.
• Anyway there is always an immunity defense decrease.

Some examples from the web:

• We have seen the external value of the euro plummet.
• Or risk steeper plummet against Vettius' man.
• The thief will suffer when prices plummet with the next harvest.
• The price will plummet if anyone finds out.
• When it becomes public knowledge that Warren Lynch is dead, the stock in Lynchpin Intl is going to plummet.
• Your stock value by tomorrow will plummet.
• The giant bank crumbles, stocks plummet.
• The thief will suffer when prices plummet with the next harvest.
• Nash Partners stock is expected to plummet, as the FBI has now launched an investigation into the C.E.O...
• My little champion, I fear sales in Ladieswear shall plummet.
• Suddenly, temperatures plummet to 20 below freezing.
• You never know when the value will plummet.
• Flood the market with 1,000 copies, and the price would plummet.
• Temperatures typically plummet during summer nights, with an average diurnal temperature variation approaching 35 ºF (19.4 ºC).
• Now, with dead batteries, they plummet to the ground.
• This is about people for whom, certainly when prices plummet, sugar exports are of vital importance.
• Balance and move your marble through the obstacle course or plummet to oblivion.
• One wrong move and you could plummet to a shocking death.
• Avoid dangerous animals and objects and be sure not to plummet into the depth.