indistinguishable

adjective
1
if two things are indistinguishable, or one is indistinguishable from the other, it is impossible to see any differences between them
تشخیص‌ناپذیر, غیرقابل تشخیص, تمیزناپذیر
2
not clear; not able to be clearly identified
غیرقابل تشخیص, تشخیص‌ناپذیر
His words were indistinguishable.