~やむをえず  => unavoidable, no other way to do something N2
Necessity, obligation
気味 => -like; -looking; -looked; tending to ~ N2
むりをする => to work too hard, to try too hard, to strain oneself N3
Description
に気がつく => to notice; to realize N4
むき => facing towards N3
Direction
むしろ => rather; instead N2
Compare
...はむりだ... => impossible N4
Description
込む => to be crowded N3
なくて済む/ないで済む => get by without doing ~ N2
気にもならない => it's no use; can't do N1
Evaluate
ずに済む => get by without doing ~ N2
むきもある => There are people… N3
Of course