Today we’re liking ‘rebarbative’, which the Oxford English Dictionary’s website describes as ‘unattractive or objectionable’.  It has its origins in  the Old French verb  se rebarber ‘face each other ‘beard to beard’ aggressively’, from barbe ‘beard’

Perhaps The Beards could pen a song titled Rebarbative Is Not A Dirty Word to their setlist (with apologies to Skyhooks)