1. (adverb)ailing, indisposed, peaked(p), poorly(p), sickly, unwell, under the weather, seedy somewhat ill or prone to illness Antonyms: well
2. (adverb)ill, badly, poorly (`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well Synonyms: mischievously, badly, poorly, severely, bad, disadvantageously, ill, gravely, naughtily, seriously Antonyms: well
Synonyms and Antonyms of poorly 
