hayah (Hebrew #1962)
ruin
KJV usage: calamity.
Pronounce: hah-yaw'
Origin: another form for 1943
havvah (Hebrew #1942)
desire; also ruin
KJV usage: calamity, iniquity, mischief, mischievous (thing), naughtiness, naughty, noisome, perverse thing, substance, very wickedness.
Pronounce: hav-vaw'
Origin: from 1933 (in the sense of eagerly coveting and rushing upon; by implication, of falling)