crop up

“The loose intermodal analogies — for example, ‘Red is like the sound of a trumpet’ — which crop up in discussions of this subject are of little use.

“When it did crop up occasionally through my childhood, it could have been happening in a different country for all we knew. It just felt so far removed,” she said.

Forums convened for the purpose of sharing and managing feelings of election anxiety have cropped up across the country over the past few weeks.

"It's a classic Stoker story, the struggle between good and evil, evil which crops up in exotic and unexplained ways," he added.

An industrial chemical used in plastic products has been cropping up in illegal drugs from California to Maine, a sudden and puzzling shift in the drug supply that has alarmed health researchers.