熟す

1. godan verb, transitive, usually in kana to digest
2. usually in kana to break down; to break to pieces; to crush
3. usually in kana to be able to use; to be good at; to have a good command of
4. usually in kana to finish; to complete; to manage; to perform
5. usually in kana to sell
6. suffix, godan verb, usually in kana, after the -masu stem of a verb to do ... well; to do ... completely

じゅくす

1. godan verb, su verb - precursor to the modern suru, intransitive to ripen; to mature
2. to be ready for action; to be the right time (to act)
3. to be in common use; to come to sound natural
4. to become skilled