"capable of justifying" is correct and usable in written English.
You can use it when you want to express the idea that something has the capacity to defend or demonstrate the justification of something else. Example: The results of the study are capable of justifying the hypothesis that the new intervention will be effective.
On paper, Lewis is capable of justifying his stature as a 2-to-1 favorite in Las Vegas.
The quiz itself is fair enough, and reveals Frank Lampard to be capable of justifying his alleged genius-level IQ in his solo round.
The Al-containing catalyst exhibited better performances than the Cr-containing catalyst, while with gallium no significant differences in comparison to aluminum were observed, capable of justifying the significantly higher cost.
The ECJ's advocate general said: "Solely the fight against serious crime is an objective in the general interest that is capable of justifying a general obligation to retain data, whereas combating ordinary offences and the smooth conduct of proceedings other than criminal proceedings … are not".
104 Therefore, if the national legislation concerned is designed to confer protection on sporting events – a matter which it is for the referring court to establish – European Union law does not preclude, in principle, that protection and such legislation is thus capable of justifying a restriction on the free movement of services such as that at issue in the main proceedings.
95 It should thus be determined at the outset whether FAPL can invoke such rights capable of justifying the fact that the national legislation at issue in the main proceedings establishes in its favour protection which constitutes a restriction on the freedom to provide services.
If, on the one hand, the acquaintance or awareness is propositional or conceptual in this way, then while such acts or episodes of awareness seem capable, in principle, of justifying other beliefs, they would surely need to be justified themselves.
In a Guardian interview from 2012, Stephen reveals himself to be rational and polite, capable of eloquently justifying his actions.
It is possible that the majority would have found that article 8 was engaged if the case had concerned a ban on smoking in private dwellings, but even then any interference is capable of being justified on grounds of the protection of health so the result might well have been the same.
While we have seen that not all necessary truths are capable of being justified, or known, a priori (e.g., 8bi and 8biii), there is a difference between necessarily true propositions that might be known, or justified, a priori.
"On the current state of the ECHR case-law, we do not consider the bulk powers in the Bill to be inherently incompatible with the right to respect for private life, but capable of being justified if they have a sufficiently clear legal basis, are shown to be necessary, and are proportionate in that they are accompanied by adequate safeguards against arbitrariness," it writes.
