Difference between Unpleasant and Obnoxious

UNPLEASANT vs OBNOXIOUS: ADJECTIVE

In law, vulnerable; amenable: with to: as, an indefinite allegation in pleading is obnoxious to a motion, but not generally to a demurrer.
Offensive; odious; hateful.
Justly liable to punishment; hence, guilty; reprehensible; censurable.
Liable: subject; exposed, as to harm, injury, or punishment: generally with to: as, obnoxious to blame or to criticism.

Unhappy, Caustic, Acrid, Mortifying, Bitter, Unlovely, Grim, Obnoxious, Hellish, Harsh, Dreadful, Awful, Embarrassing, Nasty, Painful

Repugnant, Repulsive, Disgusting, Detestable, Disagreeable, Odious, Vile, Hateful, Rude, Loathsome, Insufferable, Annoying, Offensive, Objectionable, Unpleasant

Unhappy, Caustic, Acrid, Mortifying, Bitter, Unlovely, Grim, Obnoxious, Hellish, Harsh, Dreadful, Awful, Embarrassing, Nasty, Painful

Repugnant, Repulsive, Disgusting, Detestable, Disagreeable, Odious, Vile, Hateful, Rude, Loathsome, Insufferable, Annoying, Offensive, Objectionable, Unpleasant

II Stonedll driving is unpleasant, say marijuana smokers.
At its worst, it is painful and unpleasant.
And that presents a number of unpleasant symptoms.
Someone that is old, wrinkly and generally unpleasant.
Being set up for failure is incredibly unpleasant.
It left such a sticky and unpleasant film.
You meet your Tour MENTOR andthe UNPLEASANT STRANGER.
In general, pictures of death are less unpleasant, elicit less arousal, and have greater dominance than unpleasant pictures.
Similarly, the spiciness of black pepper is unpleasant to some people so it might also be unpleasant for rats.
Because punishment is unpleasant, it can also trigger aggression just like other unpleasant events.

Some of your homes will have obnoxious smells.
Well, except for that obnoxious front end rake.
Younger brothers can be annoying, rude and obnoxious.
In a fragile body every shock is obnoxious.
Sorry for the obnoxious personal nature of this.
AM the loud obnoxious behavior started up again.
My sometimes obnoxious foster brothers are still here.
Yes, some animal activists are rude, obnoxious or whatever, but surely some animal use advocates are also rude, obnoxious or whatever.
Was it obnoxious in a benign way or obnoxious in a toxic way?
Two people watch as an obnoxious man parks his obnoxious pink car.