Contract verbs are those verbs whose stem forms end in '''εω''' or '''αω''' or '''οω'''. When forming their various endings in conjugating, the ending undergoes changes.
===Basic Contraction Rules===
====εω====
* σταυρουτε - You (plural) crucify
* σταυρουσιν - They crucify
 
===Further rules===
 
====Lengthening====
 
Prior to adding the '''σ''' or '''θ''' in the Aorist or Future forms of an '''εω''' verb a lengthening occurs where ''εω'' is changed to ''η''
 
Prior to adding the '''σ''' or '''θ''' in the Aorist or Future forms of an '''αω'''  verb a lengthening occurs where ''αω''  is changed to ''η''
 
Prior to adding the '''σ''' or '''θ''' in the Aorist or Future forms of an '''οω''' verb a lengthening occurs where ''οω'' is changed to ''ω''
==Quotes==