芽 /yá/ angolul

bud [buds]▼(newly formed leaf or flower that has not yet unfolded)
noun
[UK: bʌd] [US: ˈbəd]

button [buttons]▼(botany: a bud)
noun
[UK: ˈbʌt.n̩] [US: ˈbʌt.n̩]

sprout [sprouts]▼(new growth on a plant)
noun
[UK: spraʊt] [US: ˈspraʊt]