to be an eyesore; to give a bad impression; to find something or someone unpleasant to look at

to be disgusting or unpleasant to look at; to find something objectionable or disagreeable

If a title or status is not proper or legitimate, then whatever is said will not sound reasonable or be persuasive; originates from the [[论语|論語|lun2 yu3]]

to grate on the ear; unpleasant to listen to

(of a title, claim, etc.) illegitimate or improper, so that what one says or does lacks authority or logic

arrogant and obstinate; unyielding

clumsy to say or difficult to articulate smoothly