Adjective : a timid, yielding man. ,a yielding mattress.    From Dictionary.com. 

Under our assumptions, income eventually decreases as a proportion of perceived wealth, as agents invest in nonyielding money.    From Wordnik.com.  [SeekingAlpha.com: Home Page] Reference

Rocks are rigid and nonyielding and she's very fluid. ".    From Wordnik.com.  [Victoria Namkung: 5 Celebrity Couples We Can Believe In] Reference