As an ethicist, I must point out that “synonym for ‘ethics’” is the most commonly-used definition of ‘morality’ amongst people who use it formally. So much so that if you intend them to mean different things, you must explicitly define them in the paper. Every time.
ETA: The claim of ‘most commonly-used’ is an impression, not a statistically-derived fact
As an ethicist, I must point out that “synonym for ‘ethics’” is the most commonly-used definition of ‘morality’ amongst people who use it formally. So much so that if you intend them to mean different things, you must explicitly define them in the paper. Every time.
ETA: The claim of ‘most commonly-used’ is an impression, not a statistically-derived fact