general Definitions of Spikey - OneLook Isabella Bartlett Apr 07, 2026 Definitions from Wiktionary (spikey)▸ adjective: Alternative form of spiky [Having spikes, spiny.]spiculous, spinulated, spirochaetic, spirochaetal, knarly, slopey, whispy, multi-pronged, spur-winged, cone-headed, more...▸ Words similar to Spikey▸ Usage examples for Spikey▸ Idioms related to Spikey▸ Civic discussion about Spikey (New!)▸ Popular nouns described by Spikey▸ Words that often appear near Spikey▸ Rhymes of Spikey▸ Invented words related to Spikey