Today’s word of the day on dictionary.com is malediction \mal-uh-DIK-shun\:

A curse or execration.

Which led me to find these other cool words.

Execrate – ex·e·crate /ˈɛksɪˌkreɪt/ [ek-si-kreyt]

1. to detest utterly; abhor; abominate.
2. to curse; imprecate evil upon; damn; denounce: He execrated all who opposed him.
–verb (used without object)
3. to utter curses.

Impricate – im·pre·cate /ˈɪmprɪˌkeɪt/ [im-pri-keyt]

To invoke or call down (evil or curses), as upon a person.

Anathema – a·nath·e·ma /əˈnæθəmə/ [uh-nath-uh-muh-#]

1. a person or thing detested or loathed: That subject is anathema to him.
2. a person or thing accursed or consigned to damnation or destruction.
3. a formal ecclesiastical curse involving excommunication.
4. any imprecation of divine punishment.
5. a curse; execration.

Anathematize – a·nath·e·ma·tize /əˈnæθəməˌtaɪz/ [uh-nath-uh-muh-tahyz]

1. to pronounce an anathema against; denounce; curse.
2. to pronounce anathemas; curse.