thistle
this.tle \'this-*l\ \'this-(*-)le-\ n [ME thistel, fr. OE; akin to OHG distill thistle] : any of various prickly composite plants (esp. genera Carduus, C ircium, and Onopordon) with often showy heads of mostly tubular flowers; also : any of various other prickly plants - this.tly aj