User:Kc kennylau/ablaut

Class 1: beißen Present: bʰeyd- (e grade) > bīt- > bīz-  > beiß- Past:   bʰoyd- (o grade) > bait- > beiz- > biss- Past2:  bʰyd-  (ø grade) > bit-  > bizz- > biss-

Class 2: saufen Present: sewp- > sūp- > sūf- > sauf- Past:   sowp- > sawp- > ? > soff- Past2:  swp-  > sup-  > ? > söff-

Class 3a: finden Present: pent- > finþ- > find- > vind- > find- Past:   pont- > fanþ- > fand- > vand- > fand- Past2:  pnt-  > fund- > fund- > vund- > fund-

Class 3b: fechten Present: pek-t-     > feht-    > feht-      > fecht- Present2: pek-t-i-  > fihti-   > fiht-      > ficht- Past3:   pk-t-h₁nós > fuhtanaz > (gi)fohtan > gefochten Past:                            foht-      > focht- (remodelled from past3) Past2:                           fohti-     > föcht- (remodelled from past3)

Class 3b: erlöschen Present: d̩-s-lesk- > uzlesk- > erlesc- > erlösch- Present2:            uzlisk- > erlisc- > erlisch- Past:    d̩-s-losk- > uzlosk- > erlosc- > erlosch- Past2:   d̩-s-lsk-  > uzlusk- > erlusc- > erlösch-

Class 4: kommen Present: gʷem- > kwem- > quem- > kom- > komm- Past:    gʷom- > kwam- > quam- > ? > kam- Past2:           kwēm- > quām- > ? > käm-

Class 4: sprechen Present: spreg- > sprek- > sprehh- > sprech- Present2:         sprik- > sprihh- > sprich- Past:    sprog- > sprak- > sprahh- > sprach- Past2:            sprēk- > sprāhh- > spräch- Past3:            sprok- > sprohh- > sproch-

Class 4: nehmen Present: nem- > nem- > nem- > nehm- Present2:       nim- > nim- > nimm- Past:    nom- > nam- > nam- > nahm- Past2:          nēm- > nām- > nähm- Past3:          nom- > nom- > nomm-

Class 5: liegen Present: legʰ-je- > ligj- > ligg- > lieg- Past:   logʰ     > lag-  > lag-  > lag- Past2:             lēg-  > lāg-  > läg- Past3:             leg-  > leg-  > leg-

Class 5: lesen Present: les- > les- > les- > les- > les- Present2:       lis- > ? > ?   > lies- Past:    los- > las- > las- > las- > las- Past2:          lēs- > lās- > ? > läs- Past3:          les- > les- > les- > les-

Class 6: laden Present: kleh₂- > hlaþ- > hlad- > lad- > lad- Present2:                hlād-  > ? > läd- Past:   kloh₂- > hlōþ- > hluod- > ? > lud- (compare tō > zuo > zu) Past2:                                   lüd-

Class 6: fahren Present: por-éje- > far- > far-  > fahr- Present2:                  fār-  > fähr- Past:               fōr- > fuor- > fuhr- (Proto-G: analogy from hlaþ~hlōþ) Past2:                             führ- (OHG: fuori > füöri > füörə > führe)

Class 6: heben Present: kh₂pjé- > habj- > hev- > heb- Past:   kh₂op-  > hōb-  > hov- > hob- Past2:                           höb- (OHG: hovi > hövi > höbə > höbe) Past3:                           hüb- (OHG: hovi > hüvi > hübə > hübe)

Class 6: schwören Present: swor-je- > swarj- > swer- > schwör- Past:              swōr-  > swōr- > schwor- Past2:                              schwör- Past3:                              schwür-

Class 7: rufen Present: kérowp- > hrōp- > hruof- > ruf- Past:   krewp-  > hriop- > ? > rief- (Compare Old Saxon hrōpan, hriop)

Class 7: ratan Present: h₁reh₁dʰ- > rēd- > rāt- > rat- Present2:                          rät- (OHG: rātit > rætit > rät) Past:    h₁roh₁dʰ- > rōd- > rīt- > riet-