Where does “helistellä” come from?

helistellä (Finnish) comes from Finnish helistää, from Finnish helistä, from Finnish -ista — Forms frequentative verbs.

Ancestry of “helistellä”, step by step

StepLanguageWordMeaning
1FinnishhelistääTo jingle
2Finnishhelistäto jingle, tingle, clink
3Finnish-istaForms frequentative verbs
Every word from Finnish -ista →Every word from Finnish helistä →Every word from Finnish helistää →