We found one dictionary that defines the word invade in great numbers:

▸ Words similar to invade in great numbers ▸ Usage examples for invade in great numbers ▸ Idioms related to invade in great numbers ▸ Wikipedia articles (New!) ▸ Words that often appear near invade in great numbers ▸ Rhymes of invade in great numbers ▸ Invented words related to invade in great numbers