1. Express one's opinion openly and without fear or hesitation
   - opine, speak up, animadvert, sound off

Type of: declare

• air force academy
• Air Force Intelligence Surveillance and Reconnaissance
• Air Force ISR
• air force officer
• Air Force Research Laboratory
• Air Force Space Command
• air gas
• air group
• air guitar
• air hammer
• air hole
• air horn
• air hose
• air hostess
• air jacket
• air lane
• air letter
• air marshal
• air mass
• air mattress
• Air Medal
• air mile
• Air National Guard
• air out
• air passage