Roots/*kelh₂-mn̥kelh₂-mn̥“something hidden, concealed thing”Widely acceptedactionwarfarehelm, helmet, hell, cell, occult, concealDerivative from *kelh₂- "to hide", yielding Old English helm "covering", hell "hidden place", Latin cēlāre, English helmet, hell, cell, occult, conceal.Related Rootsbheg-“to break, shatter”bʰelh₂-“to strike, fight in battle”bʰendʰ-₂“to bind, tie, fetter”bʰendʰ-mn̥“something bound, a binding”bʰer-“to carry, to bear”bʰer-mn̥-₂“something carried, a burden”bʰerh₃-“to bore, to pierce through”bʰerH-“to scrape, bore, perforate”related entrySee also: kelh2-mn etymology