1. The act or process of increasing the pressure
   - pressurization

Encyclopedia: Pressurisation

• unaffecting
• unaffectionate
• unaffiliated
• unaffixed
• unaffordable
• unaffordablity
• unafraid
• unaged
• unageing
• unaggressive
• unaging
• unagitated
• unai
• unaided
• unaired
• unairworthy
• unalarming
• unalert
• unalienable
• unaligned
• unalike
• unalloyed
• unalterability
• unalterable
• unalterably