ar·my·worm 
(ärmē-wûrm′)
(ärmē-wûrm′)n.
Any of various moth caterpillars, especially of the genera Pseudaletia and Spodoptera, that move in large groups and are destructive to crops and other vegetation.
- anticonvulsive
- Anticosti
- anticrime
- anticyclone
- anticyclonic
- antidepressant
- antidepressive
- antiderivative
- antideuteron
- antidiarrheal
- antidiuretic hormone
- antidotal
- antidotally
- antidote
- antidrug
- antielectron
- antienzyme
- antiestablishment
- antiestablishmentarian
- antiestablishmentarianism
- Antietam
- antifebrile
- antifederalism
- antifederalist
- antifeminism