çekim: geçmiş sidderden · ortaç gesidderd · şimdiki siddert · ulaç sidderend
köken: From Middle Dutch tzitteren (15th c.), from Early Modern German zittern, from Proto-Germanic *titrōną, whence also English teeter and (perhaps) dither.
Daar zat Sofie in het donker, sidderend van angst.
köken: A back-formation from înfiora, itself either from a Vulgar Latin *infebrizō or later Balkan Romance equivalent, derived from Latin febris. Cognate to Aromanian hior, also compare heavrã the Aromanian term directly inherited from febris.