derived from the Latin word
aggressio (attack; action of setting about, undertaking)
derived from the Classical Latin word
aggredi (approach, advance; attack)
using the Latin prefix
ad- (to, in addition)
derived from the Latin word
ad (to; near; to; to; to; near)
derived from the Latin word
gradi (walk, step, take steps)
derived from the Proto-Indo-European root
*ghredh-