General "good":
* Da (pronounced "da") is the most common and versatile word for "good." It can be used in many situations, such as:
* "Mae hynny'n da" (That's good).
* "Rwy'n teimlo'n dda" (I feel good).
* Dda iawn (pronounced "da ee-awn") means "very good" or "excellent."
* Braf (pronounced "brahv") is more informal and means "nice" or "pleasant."
* Rhagorol (pronounced "ra-gor-ol") means "excellent" or "outstanding."
Specific types of "good":
* Da i fwyta (pronounced "da ee vwy-ta") means "good to eat."
* Da i edrych (pronounced "da ee ed-rych") means "good to look at."
* Da i ddarllen (pronounced "da ee dar-len") means "good to read."
Other nuances:
* "Da" can also be used as an adjective, meaning "good" or "kind." For example, "person da" means "good person."
* "Da" can be used as a noun, meaning "goodness" or "benefit." For example, "maethu'n da" means "to nurture goodness."
The best translation will depend on the specific context and nuance you want to convey.