çekim: karşılaştırma hardnekkiger · üstünlük hardnekkigst
köken: From Middle Dutch hartnackich. Equivalent to hard (“hard”) + nek (“neck”) + -ig (“-y”), literally “having a hard neck”. Cognate with German hartnäckig. Compare halsstarrig.
styv (“stiff”) + nacke (“nape (back of the neck)”) + -ad (“-ed”), Calque of Hebrew קשה ערף (Exodus 33), see also hårdnackad. Similar to Norwegian Nynorsk stivnakka and English stiff-necked