Meaning

Frequency

A1
Pronounced as (IPA)
/ˈsɪə.ɹi.əs/
Etymology

In summary

From Middle English seryows, from Old French serieux, from Medieval Latin sēriōsus, an extension of Latin sērius (“grave, earnest, serious”), from Proto-Indo-European *swer- (“heavy”). Cognate with German schwer (“heavy, difficult, severe”), Old English swǣr (“heavy, grave, grievous”). More at swear, sweer.

Notes

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