"patient enduring of pain, inconvenience, loss, etc.," mid-14c.; "undergoing of punishment, affliction, etc.," late 14c., verbal noun from suffer (v.). Meaning "a painful condition, pain felt" is from late 14c.
suffering refugees
a message of hope for suffering humanity
Suez
suf-
suffer
sufferable
sufferance
suffering
suffice
sufficiency
sufficient
sufficiently
suffix