sill

Definitions

• A horizontal structure or piece of material at the bottom of a window or door frame.
  The gentle edge where rooms kiss the sky, a perch for dreams and pots of bloom.
  Example: She placed the pot of flowers on the windowsill.
• A submerged ridge in the sea.
  An unseen whisper beneath the waves, shaping paths in the ocean's embrace.
  Example: The ship avoided the shallow sill by sticking to the deeper channel.