He won't do any work that he considers 'beneath' him. [=work that he thinks is not good enough for a person of his social class]
He thought washing dishes was 'beneath his dignity'. [=he thought that he was too good or important to wash dishes]
The chair sagged 'beneath' [='under, underneath'] his weight. [=his weight caused the chair to sag]
(..) I'm sorry. I'm sorry. I'm sorry. Mmm, mmm, mmm. ♪ One of the days, the ground will drop ♪ ♪ out from beneath your feet ♪ ♪ ♪ one of the days, your heart will stop ♪ ♪ and play its final beat ♪ Let me guess. (..)2014 TvShow: Californication Title: Grace Season: 7 Episode 12