titillaris

titillaris [LL titillus+-aris], of or pertaining to tickling, (med., vena ~is) vein in ticklish part of body. sunt ‥ vene ‥ sub asellis que dicuntur ‘~es’ que [aperte] faciunt hominem mori ridendo Ric. Med. Anat. 228; si vene ~es in coxis abscindantur, homo moritur ridendo Gilb. V 234. 2; vena yliaca et ~is aperitur pro passionibus inferioribus (Phlebot.) J. Foxton Cosm. f. 29v p. 138.