chafes
tʃeɪf
verb
(with reference to a part of the body) make or become sore by rubbing against something.
the collar chafed his neck
abrade,graze,grate,rub against,rub painfully,gall,skin,scrape,scratch,rasp,inflame,excoriate
noun
wear or damage caused by rubbing.
to prevent chafe the ropes should lie flat