Old English fæst

← Proto-Germanic *fastuz (inherited)

→ English fast (inherited)

→ English soothfast (mention)

→ Old English fæstnian (affix)

→ Old English fæsten (affix)

→ Old English -fæst (cognate)

→ Old English æfæst (suffix)

→ Old English ærendfæst (suffix)

→ Old English arfæst (suffix)

→ Old English wordfæst (suffix)

→ Old English hiwfæst (suffix)

→ Old English wynfæst (suffix)

→ Old English sceamfæst (suffix)

→ Old English fæstnes (affix)

→ Old English fæstlice (affix)

→ Old English æfest (suffix)

→ Middle English fast (derived)