Key Kiː Figure Campaign Played Role Word Issue

• the key issue/factor/point
• he was a key figure in the campaign.
• she played a key role in the dispute.
• ‘caution’ is the key word in this situation.

key

1. most important; essential
• synonym critical
  https://www.oxfordlearnersdictionaries.com/definition/english/critical
• the key issue/factor/point
• He was a key figure in the campaign.
• She played a key role in the dispute.
• ‘Caution’ is the key word in this situation.
• Good communication is key to our success.
• His contribution could be key.
• Be careful crossing the main road.
• The main thing is to remain calm.
• He played a major role in setting up the system.
• Our major concern here is combatting poverty.
• He was a key figure in the campaign.
• Speed is key at this point.
• The central issue is that of widespread racism.
• The principal reason for this omission is lack of time.
• The key/central issue here is…
• Unemployment was the chief cause of poverty.
• My prime concern is to protect my property.

Extra Examples

• Attitude is a key concept in social psychology.
• Our commitment to high quality standards is key to maintaining our reputation.
• Speed is key at this point.
• The key issue here is taxation.

Word Origin

• Old English cǣg, cǣge, of unknown origin.