Nirvana a*condition*of*great*peace*or*happiness
Nonentity a*person*or*thing*of*little*importance
Non_sequitur something*that*does*not*logically*follow
Nubile a*female*suitable*for*marriage*in*regard*to*age*and*physical*development
Obdurate stubborn,*hardhearted
Obfuscate to*confuse;*to*bewilder
Obloquy strong*disapproval;*a*bad*reputation*resulting*from*public*criticism
Obsequious excessively*submissive*or*overly*attentive
Obviate to*prevent;*to*get*around
Offal garbage;*waste*parts
Olfactory pertaining*to*smell
Onerous burdensome;*heavy;*hard*to*endure
Onus a*burden,*responsibility,*obligation
Optimum the*best,*most*favorable,*the*ideal
Opulent rich,*luxurious;*wealthy
