The unclued Across lights (two of two words) are of a kind, as are the unclued Down ones, all verifiable in Brewer 19th edition.

Across

1    Originally inexperienced, feels skill growing (12, two words)
12    Outlet I left, working out rota for a breather (10)
14    Some greet Andalusian character (3)
17    Lawgiver cut farewell (5)
18    Was embarrassed seeing dipso between the sheets (7)
19    Baboons that are boring (6)
22    Direction like that is right and comparatively simple (6)
24    Such ways, when filled with love, arouse pity (5)
26    Fish around my island in vessel (9, two words)
29    Parts or part Victoria reassigns (5)
31    Could be jumbos parking...