IPA: /ˈvaɪslaɪk/
KK: /ˈvaɪsˌlaɪk/
Very strong or tight, similar to how a vise holds objects firmly.
The climber's grip on the rock was viselike, ensuring he wouldn't fall.
Viselike → It is formed from "vise" (from Old French *vis*, meaning a tool for holding objects firmly) and "-like" (meaning resembling or having the characteristics of). The word "viselike" describes something that resembles or functions like a vise, typically in terms of grip or hold.
Think of a tool that holds things tightly ('vise') and remember that 'viselike' means something that has a similar grip or function.