at a disadvantage
in an unfavourable position relative to someone or someone else
to one's disadvantage
so as to cause harm to one's interests or standing
refers to the disadvantages of being married.
the disadvantages of being married
A disadvantage is a factor which makes someone or something less useful, acceptable, or successful than other people or things.
His two main rivals suffer the disadvantage of having been long-term political exiles...
...the advantages and disadvantages of allowing priests to marry.
If you are at a disadvantage, you have a problem or difficulty that many other people do not have, which makes it harder for you to be successful.
The children from poor families were at a distinct disadvantage...
England's players would be left at a disadvantage against those of the rest of the world.
If something is to your disadvantage or works to your disadvantage, it creates difficulties for you.
A snap election would be to their disadvantage...
Depression is the third thing that works to my patients' disadvantage.
We were put at a serious disadvantage.
1. the quality of having an inferior or less favorable position
1. put at a disadvantage; hinder, harm;"This rule clearly disadvantages me"