uzasadniony bedeutet auf Englisch

founded▼

principled▼

reasoned▼

warrantable▼

well grounded▼

well-founded▼

justified▼adjective
having a justification

reasonable▼adjective
just; fair; agreeable to reason

unjustifiable▼

groundless▼adjective
baseless

indefensible▼adjective
incapable of being justified

unfounded▼adjective
not based on solid reasons or facts

unjustified▼adjective
unwarranted