"rather experienced" is correct and usable in written English.
You can use it to describe someone as being more experienced than average, but not a complete expert. For example, "He was a rather experienced negotiator and got the best deal for us."
"I feel rather experienced and ready for the challenge.
The bottleneck was rather experienced in modeling the domain knowledge and the reasoning control – the problem solving method (PSM) – for automated execution.
This is no longer a question of two people in a garage, but rather experienced people with massive teams and capital trying to knock one mature company off of its perch.
"The prince is a rather experienced and world-renowned personality, a politician with a great knowledge of history, and able to distinguish the essential from the marginal".
I've heard of this book and seen quotes from it here and there but I've never read it or rather, experienced it, until now.
Always say to yourself that he is not the right person to love and you didn't lose anything by loving; you rather experienced the loveliest feeling on earth.
This week, Ian Wybron, a researcher at the thinktank Demos, suggested volunteers and students, rather than experienced teachers, could teach English to migrants.
These principles may look tricksy or artificial when described rather than experienced but are not, says Catton, an "exoskeleton" – rather they are entirely bound up with the ideas of the book.
Having said he wanted to play his strongest side in this competition, Koeman made five changes and switched to a 3-5-2 formathen, with the youngsters Harrison Reed and Matt Targett, along with the rather more experienced Long, among those coming in.
Compared with this superbly sustained narrative drollery, Douglas's much-vaunted wit — vouched-for rather than experienced — rarely sparkles in the way that his reputation claims and the book demands.
(That Curry is no defenseless baby deer but rather an experienced adult with as much ego as the next millionaire shall go undiscussed here, except for Stelter's aside: "Curry, by this point, would have to have been as dumb as a second-hour morning show segment not to have realized that something was up with her employment situation").
