greenhorn:
(plural: ‘greenhorns‘; pronunciation: the letter ‘g’ in this word rhymes with the letter ‘g’ in the word “garden”)
a young and inexperienced person who can be deceived/cheated easily;
a young and inexperienced worker who is clumsy or awkward at his work; a learner;
a newcomer, especially the one who is not used to the ways of life in a new place or group,

a greenhorn (a new employee feeling nervous)
Everybody is a greenhorn when they first start their independent life; that’s the reason why we go to seek help and advice from our friends, relatives and superiors!
With her uncouth appearance and occasional stuttering, Sandra may look like a typical greenhorn, but mark my words, she’s the most experienced and intelligent of the entire staff.
The greenhorns in the political arena are the ones who take the brunt of the people’s rage when policies of the senior politicians fail miserably!
Though they come into the movie industry with great expectations and dreams, many greenhorn artists end up doing small characters in low budget films thorough out their acting career.

