i could only speak , or better write and speak and translate , a long list : adar , alarch , eryr ; tan , dwfr , awel , gwynt , niwl , glaw ; haul , lloer , sr ; arglwydd , gwas , morwyn , dyn ; cadarn , gwan , caled , meddal , garw , llyfn , llym , swrth ; glas , melyn , brith , and so on c and yet fail to communicate the pleasure .