Sentence:  Susan's impatient monosyllable startled Jori, slung in the halter on her chest, but he promptly went back to sleep after blowing a couple of bubbles. 'It's in <WSD>Runish</WSD>, the old language. 
Meaning of the word marked with <WSD> tags:  Of or relating to runes, runic inscription, or runic language; runic.