[feather] See: [BIRDS OF A FEATHER FLOCK TOGETHER], [TAR AND FEATHER], […]

[feather in one's cap] {n. phr.} Something to be proud of; […]

[feather one's nest] {v. phr.}, {informal} 1. To use for yourself […]

[fed up] {informal} also {slang} [fed to the gills] or [fed […]

[feed] See: [BITE THE HAND THAT FEEDS ONE], [CHICKEN FEED], [OFF […]

[feel] See: [GET THE FEEL OF] and [HARD FEELING].

[feel a draft] {v. phr.}, {slang} To have the sensation that […]

[feel for someone] {v. phr.}, {informal} To be able to sympathize […]

[feel free to do] {v. phr.} To take the liberty to […]

[feel in one's bones] or [know in one's bones] {v. phr.} […]