decondition

/diหkษ™nหˆdษชสƒษ™n/

IPA: /D IY0 K AH0 N D IH1 SH AH0 N/

verb
  1. 1

    To adapt to a less demanding environment than that to which one was previously conditioned.

    โ€œDeconditioning due to decreased physical effort results in muscle loss, including heart muscles.โ€

Source: https://en.wiktionary.org/wiki/decondition