MySQL munging username on linux
abc.com [~]# mysql -uabc_wpsitesdev --password='(redacted)' -h localhost abc_wpsitesdev
ERROR 1045 (28000): Access denied for user 'abc_wpsites'@'localhost' (using password: YES)
abc.com [~]# mysql --user='abc_wpsitesdev' --password='(redacted)' -h localhost abc_wpsitesdev
ERROR 1045 (28000): Access denied for user 'abc_wpsites'@'localhost' (using password: YES)
abc.com [~]# mysql --user='abc_wpsitesfff' --password='(redacted)' -h localhost abc_wpsitesdev
ERROR 1045 (28000): Access denied for user 'abc_wpsites'@'localhost' (using password: YES)

[client]
user=abc_wspitesdev
password=your_password

mysql -uabc_wpsitesdev --password='(redacted)' -h localhost abc_wpsitesdev

mysql -u abc_wpsitesdev -p(redacted) -h localhost abc_wpsitesdev