The word "lag" is correct and usable in written English. You can use it as a verb to refer to a temporary slowdown or delay in progress or activity. For example: "The internet connection lagged for several minutes, making it difficult for everyone to continue their work.".
"There will be a time lag, since the disease takes some days to develop, but if the proper measures are being taken, there should soon be a large falloff in the number of new cases," he said.
The latest survey of Europe's manufacturing sector, from Markit, showed that France's private companies continued to lag behind their German rivals.
On the domestic front, the new leadership curbed corruption but economic growth continued to lag.
As Guatemala produces corn, beans and beef for export, its children continue to lag several feet behind their neighbours.
(27 September 2011, attributed to jet lag) "I'm fully engaged with being foreign minister and there are many things on the agenda at present.
Prof Peter Johnson, chief clinician at Cancer Research UK, said: "The NHS can't afford to ignore important innovations like this while our ovarian cancer survival rates lag behind the rest of the developed world.
Other testers noted that there was a noticeable time lag in trying to operate the device's tiny touch screen, and that the menus were unintuitive.
Thanks to Ludwig my first paper got accepted! The editor wrote me that my manuscript was well-written
Listya Utami K.
PhD Student in Biology, Bandung Institute of Technology, Indonesia