Icelandic tryggur

← Old English trīewe (cognate)

← Danish tryg (cognate)

← German trau (cognate)

← English true (mention)

← Faroese tryggur (cognate)

← Old High German triuwi (cognate)

← Norwegian Bokmål trygg (cognate)

← Dutch trouw (cognate)

← Old Norse tryggr (derived)

← Swedish trygg (cognate)

→ Alemannic German trüüw (cognate)

→ Luxembourgish trei (cognate)