ḱew-H-

“to swell, be powerful”

Widely acceptedswellingpowerspace

Source of Latin cavus, English cave, cavity, church, cumulate

Root for swelling/hollowing, yielding Latin cavus and English cave, cavity, cumulate, church.

bʰleh₁-w-“to blow, swell, inflate”h₂erk-mn̥-“an enclosure, contained space”h₂ew-mn̥-₂“a breathing, air current”h₂ner-₂“man, vital force, hero”h₂welh₂-“to be strong, to prevail”h₂welh₂-mn̥-“ruling, commanding power”h₃bʰel-“to swell, inflate, blow”h₃reǵ-₂“to stretch, reach, rule”