1. Unmistakably ('plain' is often used informally for 'plainly')
   "he was manifestly too important to leave off the guest list"
   - obviously, evidently, patently, apparently, plainly, plain

See also: manifest

• out-of-body experience
• out-of-court settlement
• out-of-date
• out-of-door
• out-of-pocket
• out-of-school
• out-of-the-box thinking
• out-of-town
• out-tray
• outage
• Outaouais
• outargue
• outback
• outbalance
• outbid
• outboard
• outboard motor
• outboard motorboat
• outbound
• outbrave
• outbreak
• outbred
• outbuilding
• outburst
• outcall