1. A structure or frame of cross-barred or lattice work for supporting plants.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• trelis,
• trollie,
• trollys,
• trell,
• relis,
• tellls,
• tralis,
• trellice,
• teells,
• rellies,
• trellies,
• trolles,
• erollia,
• stellis,
• trallis,
• tellia,
• treklis,
• trilis,
• trillisa,
• trollis

• trollius,
• trilisa,
• treelike,
• treeless,
• Trulson,
• treillage.

The adjective form of the word "trellis" is "trellised".

The plural of the "trellis" can be the "trellises".

The singular of the "trellis" can be the "trellis".