outsuffer
/ˈaʊtˌsʌfər/Definitions
1. verb
to endure or tolerate something unpleasant, especially for a long time
“She has to outsuffer the harsh weather conditions to reach the summit.”
2. noun
the act or process of enduring or tolerating something unpleasant
“The long hours of work were a great example of the difficulty of outsuffering the stress.”