←
Old English -ing (inherited)
←
Old English -ung (mention)
←
Old English -ing (inherited)
←
Middle English -inge (alter)
←
Middle English -yng (alter)
←
Middle English -ynge (alter)
←
Middle English -ingue (alter)
←
Middle English -inng (alter)
←
Middle English -ung (alter)
←
Middle English -unge (alter)
←
Middle English -eng (alter)
←
Middle English -enge (alter)
←
Proto-Germanic *-ingō (inherited)
←
Proto-Germanic *-ungō (mention)
←
Proto-Germanic *-ingaz (inherited)
→
English -ing (inherited)
→
English -ing (inherited)
→
Middle English -ling (affix)
→
Middle English hading (affix)
→
Middle English beinge (affix)
→
Middle English pikyng (affix)
→
Middle English fotyng (affix)