etlicher
Translation
considerable, quite a few, several, some
Examples
Nach etlicher Zeit kam er zurück.
After a considerable time, he came back.
Etlicher Aufwand war dafür nötig.
Considerable effort was necessary for that.
Grammar Patterns
etlich- + Noun considerable/several ... Etliche Fragen blieben offen.
Similar Words
einige (some), mehrere (several), ziemlich viel (quite a lot)
Etymology
Derived from 'etwas' (something), signifying an indefinite but substantial number or amount.
Memory Tips
It's a step up from 'einige' (some), often translating to 'considerable' or 'quite a few'.