IPA: /ˈæmpli/
KK: /ˈæmpli/
In a way that is more than enough or sufficient; generously or abundantly.
The room was amply decorated for the celebration.
Amply is derived from the word 'ample' (from Latin 'amplus', meaning spacious or abundant) and the adverbial suffix '-ly' (meaning in a manner of). The word 'amply' means in a manner that is spacious or abundant.
Think of 'ample' meaning spacious or abundant, and remember that 'amply' means doing something in a spacious or abundant way.