unprincipled
un|prin|ci|pled /ʌnpr'ɪnsɪpəld/
[ADJ]
If you describe a person or their actions as unprincipled, you are criticizing them for their lack of moral principles and because they do things which are immoral or dishonest.
It is a market where people can be very unprincipled and unpleasant.
...the unprincipled behaviour of the prosecutor's office during the crisis.
= unscrupulous
≠ principled
[ADJ]
If you describe a person or their actions as unprincipled, you are criticizing them for their lack of moral principles and because they do things which are immoral or dishonest.
It is a market where people can be very unprincipled and unpleasant.
...the unprincipled behaviour of the prosecutor's office during the crisis.
= unscrupulous
≠ principled