to wither (of flowers, dreams, etc.)...

to wither, to wilt, to droop...

to lose strength, to become weak, to disappear (of energy...

withering, shrivelling, shrinking...

interpenetration of spirit between the poet and nature in a haiku

weakening, loss of strength, disappointment...

to shrivel (e.g. cut vegetables, skin), to wilt...

decline, decay

impotence (sexual), erectile impotence

Simon bamboo (Pleioblastus simonii), any thin, but flexible bamboo

arm disability, someone with disabled arms

atrophy

contracted kidney

chlorosis, greensickness

dwarf disease (plants), leaf curl

atrophic

disconnecting from an online game because one is losing

lameness, cripple, mismatched pair (of shoes...

suddenly becoming very demotivated

decline of energy and vigour (vigor)

chilling effect

amyotrophia, muscle atrophy, disuse atrophy

atrophic rhinitis

atrophic gastritis

to droop, to be depressed

looking bad (of a photo)

amyotrophy, muscular atrophy

amyotrophic lateral sclerosis, ALS, Lou Gehrig's disease

multiple-system atrophy, MSA

spinal muscular atrophy, SMA