It is a non confrontational relationship between persons.

A good relationship is necessary for the smooth running of any business.

— The term 'industrial relations' means the relationship between employers and employees.

Then the wife gets to make a choice to do it or not. The choice between 'bald is beautiful' and 'natural is nifty' is entirely personal; and happily, what is fuzzy on Monday can be smooth on Tuesday. In other words it's a change you can make (smooth to fuzzy, fuzzy to smooth) over and over. Try it both ways, and decide what you both like.

'To smooth' is generally mínigh.

To smooth your hair is slíoc;

to smooth the ground is réitigh;

to smooth a board is líomh.

Editing