In the present tense, German verbs whose infinitive stem ends in -d:

 

add -est and not -st in the "du" form

add -et and not -t in the "er/sie/es" form

 

A-E: ahnden (to avenge, to punish), aufbürden (to encumber), baden (to bathe), beenden (to end), beneiden (to envy), bilden (to form), binden (to tie), blenden (to dazzle), downloaden (to download), dulden (to tolerate), enden (to end), erkunden (to find out, to reconnoitre), ermorden (to murder), ermüden (to tire)

 

F-M: fahnden (to search for), sich gebärden (to conduct oneself), gefährden (to endanger), gründen (to found), kleiden (to dress), landen (to land), melden (to report), münden (to flow into, to lead)

 

N-S: pfänden (to impound), reden (to speak), roden (to clear), runden (to round), schaden (to damage), schmieden (to forge), schneiden (to cut), schulden (to owe), senden (to send), sieden (to boil), spenden (to donate), stranden (to run aground, to be stranded), stunden (to give someone time to pay)

 

T-Z: verabschieden (to say goodbye to), verfremden (to defamiliarize), vergeuden (to waste), verschwenden (to waste), verschwinden (to disappear), verwunden (to wound), vollenden (to complete), wenden (to turn), zünden (to ignite).