decline, wane

MARASMUS
WordClue
CUTdecrease, reduction
EBBdecrease, reduction
DROPdecrease, fall
FALLdecrease, shrinkage
LOSSdecrease, drop
WANEdecline, diminution
WASTEconsumption, decline
ANEMIAdecrease in number of red blood cells
WANINGdecrease, subsidence
COOLINGdecrease in temperature
DECLINEwane, diminution
DECREASEwane, diminution
DOWNFALLoverthrow, decline
PHTHISISdecline, downfall
ABATEMENTdecrease, waning
LESSENINGdecrease, ebb
REDUCTIONdecrease, abatement
SHRINKAGEdecrease, cut
DEGENERACYdecline, atrophy
DIMINUTIONdecline, phthisis
DIMINUTIONdecline, phthisis
ARTdeco or nouveau