Old English in-

← Old English in (mention)

← Proto-Germanic *in- (derived)

← Proto-Indo-European *indʰro- (derived)

← Proto-Indo-European *oyd- (mention)

→ English in- (inherited)

→ English en- (inherited)

→ English infangthief (mention)

→ English inborrow (mention)

→ Old English ingehygd (affix)

→ Old English inhold (affix)

→ Old English insiht (affix)

→ Old English incniht (affix)

→ Old English ingefeoht (affix)

→ Old English infæreld (affix)

→ Old English ineardian (affix)

→ Old English ineardiend (affix)