Resembling a spike or some aspect of one.(adjective)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "spikelike" in a sentence
"Another was the hoat, a puma-sized predator that impaled its prey on spikelike teeth that grew horizontally from its expansive mouth and flattened jaws."
"Aziz then turned to Yassin, who was sticking a long spikelike object through one of the holes he had drilled."
"Long stalactites menaced my head, and nasty little spikelike formations underfoot threatened to impale me if I should slip and fall."