Spike

a transient variation in voltage or current

sports equipment consisting of a sharp point on the sole of a shoe worn by athletes

fruiting spike of a cereal plant especially corn

(botany) an indeterminate inflorescence bearing sessile flowers on an unbranched axis

a sharp rise followed by a sharp decline

a very high narrow heel on women's shoes

each of the sharp points on the soles of athletic shoes to prevent slipping (or the shoes themselves)

a sharp-pointed projection along the top of a fence or wall (or a dinosaur)

a long, thin sharp-pointed implement (wood or metal)

any holding device consisting of a rigid, sharp-pointed object

a large stout nail

stand in the way of

pierce with a sharp stake or point

secure with spikes

bring forth a spike or spikes

add alcohol to (beverages)

manifest a sharp increase