Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old English æt
← Old English etan (mention)
← Proto-Germanic *ētą (inherited)
← Proto-Germanic *at (inherited)

→ English at (inherited)
→ English et (inherited)
→ English Twells (derived)
→ Old English ætberan (prefix)
→ Old English ætwindan (prefix)
→ Old English æt- (mention)
→ Old English ætwegan (prefix)
→ Old English ætstandan (prefix)
→ Old English æthabban (prefix)
→ Old English æthweorfan (prefix)
→ Old English ætlædan (prefix)
→ Old English æthrinan (prefix)
→ Old English ætfleon (prefix)
→ Old English ætspringan (prefix)
→ Old English æthealdan (prefix)
→ Old English ætstandend (prefix)
→ Old English ætbeon (prefix)
→ Old English ætwesan (prefix)
→ Old English ætgar (affix)
→ Middle English at (inherited)
→ Old Norse at (cognate)
→ Yola adh (inherited)