一夫多妻制反対のの英語

a type of marriage, called monogamy

a marriage system called polygamy

a person who advocates polygamy

a man who has many wives called a polygamist

a marital system that consists of having more that one husband, called polyandry

a woman who occupies the position of first wife

the nays have it

pros and cons

the ayes and nays

to be dead against anything

the opposite of oldness

the former Mormon practice of polygamy

ayes and noes

The ayes and noes are equally divided.

determined opposition

to weigh the pros and cons―weigh one argument with the other―weigh one argument against the other

being in opposition or having an opponent

six noes against five yeses

exact opposition

opposed to heresy

It is one thing to be liberal‐minded in talking about the general good and quite another to sacrifice one's own interests for it.

（強弱の如き相容れ得る反対なら）opposite natures―（気長と気短かの如き氷炭相容れざる反対なら）―contrary natures―antithetical natures―antagonistic natures―antipodal natures

There are many pros and cons.

the opposite

the anti group

a dipole with opposing magnetic poles

The were all against me

act in opposition to

to defy public opinion

There were many pros and cons.