1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)
Core Words Familarize yourself with the 'core words'.
Etymology Explore the origin of the 'core words'.
Wordsense Learn about the wordsenses of the english term.
COMPOUNDS
cái ngày đáng ghi nhớ 
a memorable day
dễ nhớ easy to remember, memorable
đáng ghi nhớ noteworthy, memorable
cái ngày đáng ghi nhớ a memorable day dễ nhớ easy to remember, memorable đáng ghi nhớ noteworthy, memorable