English periodical

← English period (suffix)

← English ical (suffix)

← Proto-Indo-European *sed- (root)

→ English periodicalness (suffix)

→ English periodicalist (suffix)

→ English photoperiodical (prefix)

→ English e-periodical (prefix)

→ English nanoperiodical (prefix)

→ English nonperiodical (prefix)

→ Tagalog peryodikal (borrowed)