The phrase "a slightly perplexing" is correct and usable in written English.
It can be used to describe something that is somewhat confusing or difficult to understand.
Example: "The instructions were a slightly perplexing mix of technical jargon and vague explanations."
Alternatives: "somewhat confusing" or "a bit puzzling".
But a slightly perplexing Vine which is doing the rounds on social media might just signal the start of a new era in political communications.
Which appears to be taking a short break from convincing us the UK has gone totally down the tubes to press home a slightly perplexing message of: hey, please don't break up this wonderful hideous slutty drunken immoral country where women, gays and foreigners don't know their place!
It is difficult to know whether that has actually been achieved since, as a journalist excluded from so many sessions, viewing these two trials has been a slightly perplexing experience.
She has heroically decided to break her promise not to get involved (Note: Joe has not asked her to get involved) and is offering a slightly perplexed Joe her ample bosom to cry on.
Either way, it all feels very new for the Premier League and no doubt there are still many people who find it all slightly perplexing.
The show provided breaks for Paul Nicholas, Elaine Paige, Marsha Hunt, Oliver Tobias and Sonja Kristina, and they received a generally warm, if slightly perplexed, critical welcome.
There is that ancient injury to his ankle which gives him the flicking gait of a dressage pony and that slightly perplexed frown and his steely greyness, like a cloudy winter's day.
Anyone searching for #Maldives on Twitter over the last week, and expecting to see endless pictures of an idyllic desert island holiday, may have found themselves slightly perplexed by the seemingly random image of a machete lodged through a door.
When cult French name APC announced a collaboration with designer Vanessa Seward, aficionados were slightly perplexed.
Her high cheekbones, accentuated by her head tipped forward, were her best feature; her worst feature was her eyes, a bit too close together, so that she always seemed slightly perplexed.
It is a success for which he is grateful, but one he is also slightly perplexed by – understandably, as Souleyman doesn't fit into any traditional western pigeonholes.
