"seemed justifiable" is a correct and usable phrase in written English.
It can indicate that something appeared reasonable or acceptable based on the circumstances. Example: The CEO's decision to cut employee benefits seemed justifiable given the company's financial struggles.
When the Rockets were rolling in preseason, predictions of being a top-four team in the West seemed justifiable.
It was typical of his understanding of the wider political implications of decisions that might at first sight have seemed justifiable.
He said the premature eulogy for Mr. McCain over the summer — provided by Mr. Cook and many others — seemed justifiable then and was disproved when no other candidate could unite the conservative interest groups that traditionally help to deliver the Republican nomination.
This seemed justifiable given that the RMSEA was between 0.08 and 0.10 indicating mediocre fit (Schermelleh-Engel et al. 2003).
The inclusion of work published in an international scientific congress seemed justifiable in the rapidly evolving research area of health economic evaluation.
Given that such minimal divergence could have been due to error, it seemed justifiable to restrict further analysis to the 158 reads that differed at more than one site.
Morally, that seems justifiable.
"The figure," the trust said, "does not seem justifiable at the present time".
Sanction, defined by the Oxford American College Dictionary as "a consideration operating to enforce obedience to any rule of conduct" seems justifiable.
On the face of it, this seems justifiable.But, in fact, the right to die is an idea with disturbing implications.
Radical hope is our best weapon against despair, even when despair seems justifiable; it makes the survival of the end of your world possible.
