apt (suomeksi)

lahjakas (a: ready; especially fitted or qualified (to do something); quick to learn; prompt; expert)
sopiva (a: fit or fitted; suited; suitable; appropriate)
taipuvainen (a)
altis (a)
omiaan (a: fit or fitted; suited; suitable; appropriate / to sth / having an habitual tendency; habitually liable or likely; disposed towards)
pystyvä (a: ready; especially fitted or qualified (to do something); quick to learn; prompt; expert)
kyvykäs (a: ready; especially fitted or qualified (to do something); quick to learn; prompt; expert)