question: What is commonly seen in the Greek language that is not a constant ?
answer: The characteristically Greek representation of word-initial laryngeals by prothetic vowels
turker_answer: The characteristically Greek representation of word-initial laryngeals by prothetic vowels is commonly seen in the Greek language .
rule-based: The characteristically Greek representation of word-initial laryngeals by prothetic vowels is commonly seen in the Greek language that is not a constant .