unambiguous; explicit; clear-cut; unequivocal

ambiguous or lacking clarity in meaning, reasoning, or the way something is handled

to speak in an unclear or vague way so as to avoid commitment; also written as [[含糊其词|含糊其詞|han2 hu5 qi2 ci2]]

vague or unclear in speech or expression; mumble

to speak in an unclear or vague way; to talk evasively.