Anagrams of: HEADACHEPOWDER

• To utter the cry of an ass or donkey.

• something or someone that causes anxiety; a source of unhappiness

• pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs

• a thick soup or stew made with milk and bacon and onions and potatoes

• A drug addict.

• A beer enthusiast or homebrewer.

• One who is practical or hardheaded.

• A brown diving duck, Aythya australis, native to Australia.

• Any of various freshwater cyprinid fishes of the genus Mylopharodon, or of saltwater sciaenid (Sciaenidae) fishes.

• Any of several weeds in or formerly classified in the genus Centaurea, particularly Russian knapweed (Acroptilon repens).

• Residual ore that failed to melt during a smelting process.

• Clash or collision of heads in contest.

• A Scottish billon coin circulated in the reigns of Mary and James VI.

• a (usually canopied) seat for riding on the back of a camel or elephant