From þumalputti (“thumb”) + regla (“rule”).
þumalputtaregla f (genitive singular þumalputtareglu, nominative plural þumalputtareglur)
singular | plural | |||
---|---|---|---|---|
indefinite | definite | indefinite | definite | |
nominative | þumalputtaregla | þumalputtareglan | þumalputtareglur | þumalputtareglurnar |
accusative | þumalputtareglu | þumalputtaregluna | þumalputtareglur | þumalputtareglurnar |
dative | þumalputtareglu | þumalputtareglunni | þumalputtareglum | þumalputtareglunum |
genitive | þumalputtareglu | þumalputtareglunnar | þumalputtareglna | þumalputtareglnanna |