It's been a struggle to balance my professional and family 'commitments'. [=to do both what I have promised to do for my job and what I have promised to do for my family]
I can't coach my daughter's basketball team. I have too many 'commitments' already. [=I have too many things that I have promised to do]
Opening your own business requires a significant 'financial commitment'. [=it requires you to spend a lot of money over a long time]
(..) . - . I don't want to rush into a physical relationship. I'm not emotionally ready for a commitment of, uh, this-- Magnitude really is the word I'm looking for. Magnitude-- Hey, that is unwanted physical contact. Hey, what are you doing? (..)2001 Shrek