early 13c., from hate (v.) + rare suffix -red (indicating condition or state), from Old English ræden "state, condition," related to verb rædan "to advise, discuss, rule, read, guess" (from PIE root *re- "to reason, count;" compare the second element of kindred and proper names Æþelræd and Alfred).
hath
hatha-yoga
Hathor
hatless
hat-rack
hatred
hatter
hauberk
haught
haughtiness
haughty