Etymology

From Proto-Germanic *rēswaną ‎(“to think, reckon, calculate”), from Proto-Germanic *rē-, *rai-, *rī- ‎(“to count, talk”), from Proto-Indo-European *rei- ‎(“to reason, count”). Related to Old English rǣs ‎(“counsel, deliberation”), Old High German reda, redī ‎(“account, speech, reply, story”), Gothic 𐍂𐌰𐌸𐌾𐍉 ‎(raþjo, “account, number, explanation”), Old English rīm ‎(“number, calculation”). More at rhyme.