Fetching details from the dictionary...
to be reluctant (to do); to be unwilling (to do); to hesitate (to do); to grudge; to be tardy (in doing); to put off (doing)
to falter; to slacken; to slow down
to have a frequent urge to defecate but difficulty passing stool; to suffer from tenesmus
彼はいつも必需品以外の出費を渋る。
He always grudges spending money on anything other than necessities.
家主は家賃の値下げを渋った。
The landlord was reluctant to reduce the rent.
会社は投資を渋っていたが、最終的に承諾した。
The company was hesitant about the investment but eventually agreed.