huihuiyoca.

Headword: 
huihuiyoca.
Principal English Translation: 

to tremble, shiver (see Karttunen)

Orthographic Variants: 
uiuiioca
IPAspelling: 
wiwiyokɑ
Frances Karttunen: 

HUIHUIYOCA to tremble, shiver / temblar o tiritar de frío (M) [(6)Tp.110,140,(2)Zp.120,155] In one attestation Z marks the O long, but elsewhere it is short and conforms to the pattern of this type of verb. See HUIYŌN(I).

HUIHUIYOCOHUA nonact. HUIHUIYOCA.

HUIHUIYOQUĪTIĀ caus. HUIHUIYOCA.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 89.

Attestations from sources in English: 

uiuiioca = it trembles (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 10 -- The People, No. 14, Part 11, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1961), 97, 107.