Laudable means deserving praise. A laudable aim, laudable intentions, laudable but impractical.
It is faint praise as often as real, since laudable is what you say about an aim before explaining why it will not work. It describes the intention rather than the result.
1adjectivelaudableDeserving praise.
“Giving up his weekends to coach the children was a laudable thing to do.”
laudable is a quality.
Latin laudabilis comes from laudare, to praise.
Latin
laudabilis
Old French
laudable
Middle English
laudable
English, today
laudable
From Middle English laudable, from Old French laudable or directly from Latin laudabilis; equivalent to laud + able.
Etymology from Wiktionary, CC BY-SA