asyndeton (n.)

"figure of speech consisting of omission of conjunctions," 1580s, from Latin, from Greek asyndeton, neuter of asyndetos "unconnected," from a- "not, without" (see a- (3)) + syndetos, from syndein "to bind together," from syn- "together" (see syn-) + dein "to bind," related to desmos "band," from PIE root *dē- "to bind" (see diadem).

"I pitied thee, Took pains to make thee speak, taught thee each hour One thing or other." ["The Tempest"]