- keep ear to the ground
- keep eye open
- keep eyes open
- keep eyes skinned
- keep faith with
- keep feet on the ground
- keep finger on the pulse
- keep from
- keep guard
- keep guessing
- keep head
- keep head down
- keep house
- keep in check
- keep in line
- keep in mind
- keep mouth shut
- keep late hours
- keep nose clean
- keep note
- keep on (at sb)
- keep on about
- keep nose to the grindstone
- keep on at
- keep one jump ahead
- keep one's distance
- kumquat tree
- kura
- kurakkan
- kuroshio
- kuroshio current
- kurrat
- kursk
- kurrajong
- kurt godel
- kurt vonnegut
- kurt waldheim
- kurt weill
- kuru
- kusan
- kutch
- kuwaiti monetary unit
- keep pace
- keep sb up
- keep silent !
- keep sth up
- keep sweet
- keep tabs on
- keep the ball rolling
- keep the flag flying