1. (话语、想法等)妥当的，合宜的，贴切的
If you describe a remark or idea as felicitous, you approve of it because it seems particularly suitable in the circumstances.

1. exhibiting an agreeably appropriate manner or style

e.g. a felicitous speaker

2. marked by good fortune

e.g. a felicitous life
a happy outcome

Synonym: happy