ความปลอดภัย (Thai) comes from Thai ปลอดภัย, from Thai ภัย, from Pali bhāya, from Sanskrit भय, from Proto-Indo-Iranian *bʰayHás, from Proto-Indo-European bʰeyh₂- — to fear, be afraid; to strike, hit; to hew, cut.
ความปลอดภัย (Thai): safety; security