(noun) a frame of latticework used as a screen or as a support for climbing plants / (noun) a construction (as a summerhouse) chiefly of latticework / (noun) an arrangement that forms or gives the effect of a lattice / (verb) to provide with a trellis / (verb) to train (as a vine) on a trellis / (verb) to cross or interlace on or through; interweave
"I see a trellis I have to climb."
Patrice LaVache speaking in a therapy session