| These formidable warriors fight each other during interacademic tournaments, the current winner of which is no one but the sappy and feather-brained Hakufu Sonsaku. |
| The upper-class twit is too feather-brained to succeed in management, so his shifty uncle gets him a job as a worker in his missile plant. |
| Guinevere is the feather-brained but motherly chicken who takes Merlin under her wing. |
| I expect better from The Economist than I get from the usual feather-brained and fashion-addled stuff I read in Time or Newsweek. |
| He's one of your feather-brained, lily-livered fellows, is he? |
| I worry that Miss Fame may end up being a little too feather-brained for the finale. |
