Crossword Genius

Is surprised when one embarks on (6)

Ross

I believe the answer is:

starts

I'm a little stuck... Click here to teach me more about this clue!

This clue could be a double definition.

'is surprised' is the first definition.
(I've seen this before)

'embarks on' is the second definition.
('start' can be a synonym of 'embark on')

'when one' acts as a link.
I am not very happy about this link. Some or all of it may belong to one of the definitions.

Can you help me to learn more?

(Other definitions for starts that I've seen before include "Begins or makes sudden movement as from surprise" , "Makes sudden movement from pain or surprise" , "Begins or causes to begin" , "Begins to make sudden surprised movements" , "Commences" .)

I've seen this clue in the Evening Standard.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.