There is only one: 'OKEH'.
There are no English 4-letter words ending with 'has'.
deedfeedheedneedreedseedweed
coolfoolpooltoolwool
barfbeefbiffbuffbumfchefcoifcuffdeafdoffduffgaffgoofguffgulfhalfhuffjiffleafloafmiff
There is only one: 'OKEH'.
There are no English 4-letter words ending with 'has'.
There are no 4 letter words that end with 'eve'.
noah
Bird
alas
deedfeedheedneedreedseedweed
coolfoolpooltoolwool
barfbeefbiffbuffbumfchefcoifcuffdeafdoffduffgaffgoofguffgulfhalfhuffjiffleafloafmiff
Iraq.
Jazz.
dado