As a Noun:
1. The quality of being desirable, acceptable or right, or behaviour which is gentle and kind. English = goodness, virtue.
As a Verb or Adjective:
1. To be desirable, acceptable, or right or behave in such a way. English = (be) good, (be) virtuous.
2. To say something is desirable, acceptable or right. English = to approve of.
Interactive:
1. Used alone on meeting someone (usually with a questioning look) to acknowledge them and as the standard form of greeting. English = 'How are you?', 'How are you going?'
2. Used alone as the standard response to a greeting. English = 'Fine, thanks', 'Good, thank you'.
As Modifier:
1. Used before or after a verb (action) sign to mean that the action is done correctly, properly or skilfully, or according to certain moral principles. English = well.