They can be adorable accented cuties together for all time. So long as the other one can understand them, what problem is there? None, that's what.

Plus commenting on it makes the other one blush like a tomato so there's added cuteness going down just all the time.

"You're welcome." Another hug before he lets her go so she can eat the cake she's cut for them. Besides, coffee's ready! "What kind of tattoo did you get?"