7 letters and has 143 connections / rhymes. 88 Amaranth Amaranth Definition: Amaranthus, collectively known as amaranth, is a cosmopolitan genus of herbs.. Wikipedia suggests Amaranth . Amaranth contains 8 letters and has 88 connections / rhymes. 124 Billionth Billionth Definition: One billionth is the reciprocal of a billion, which means