"...MileagePlus customers can nominate, using our mobile app, a co-worker for providing excellent customer service in the air..."
I don't have a
co-worker to nominate - I'm retired.
Seriously, has anybody suggested to Mr. Smisek that his continuing affected and sometimes awkward use of "co-worker" (no fewer than three above) could come across as patronizing to employees?
Coworker
a fellow worker <my coworkers and I often send facetious e-mails to one another>
Synonyms associate, confrere (also confr{egrave}re), coworker
Related Words equal, fellow, peer; accomplice, ally, cohort, collaborator, confederate, copartner, half, partner; buddy, chum, companion, comrade, crony, pal; compatriot, countryman