As verbs the difference between overcrowd and overcrow
is that overcrowd is to fill beyond desired limits, with people, animals, objects or information while overcrow is (obsolete|transitive) to take over.
overcrowd
English
Verb
(
en verb)
To fill beyond desired limits, with people, animals, objects or information.
overcrow
English
Verb
(
en verb)
(obsolete) To take over.
*1602 : , act V scene 2
*:The potent poison quite overcrows my spirit
(obsolete) To crow over, as in triumph.